Annual report pursuant to Section 13 and 15(d)

Schedule III - Real Estate and Accumulated Depreciation (Detail)

v3.22.0.1
Schedule III - Real Estate and Accumulated Depreciation (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 452,868      
Land, initial cost 148,023      
Buildings & improvements, initial cost 989,917      
Improvement costs capitalized subsequent to acquisition 87,318      
Land, total cost 149,773      
Buildings & improvements, total cost 1,075,485      
Total 1,225,258 $ 1,140,205 $ 1,064,389 $ 949,822
Accumulated depreciation 266,672 $ 231,876 $ 210,944 $ 178,475
Net real estate 958,586      
Raleigh, North Carolina Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost 0      
Land, initial cost 960      
Buildings & improvements, initial cost 4,481      
Improvement costs capitalized subsequent to acquisition 1,345      
Land, total cost 960      
Buildings & improvements, total cost 5,826      
Total 6,786      
Accumulated depreciation 2,720      
Net real estate $ 4,066      
Year construction/ improvements 1997      
Date acquired Dec. 23, 2003      
Canton, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 186      
Buildings & improvements, initial cost 3,083      
Improvement costs capitalized subsequent to acquisition 500      
Land, total cost 187      
Buildings & improvements, total cost 3,582      
Total 3,769      
Accumulated depreciation 1,764      
Net real estate $ 2,005      
Year construction/ improvements 1994      
Date acquired Jan. 30, 2004      
Akron, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,973      
Buildings & improvements, initial cost 6,771      
Improvement costs capitalized subsequent to acquisition 4,025      
Land, total cost 1,974      
Buildings & improvements, total cost 10,795      
Total 12,769      
Accumulated depreciation 4,068      
Net real estate $ 8,701      
Year construction/ improvements 1968      
Year construction/improvements one 1999      
Date acquired Apr. 29, 2004      
Canton, North Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,015      
Land, initial cost 150      
Buildings & improvements, initial cost 5,050      
Improvement costs capitalized subsequent to acquisition 7,285      
Land, total cost 150      
Buildings & improvements, total cost 12,335      
Total 12,485      
Accumulated depreciation 3,614      
Net real estate $ 8,871      
Year construction/ improvements 1998      
Year construction/improvements one 2014      
Date acquired Jul. 06, 2004      
Crenshaw, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 100      
Buildings & improvements, initial cost 6,574      
Improvement costs capitalized subsequent to acquisition 269      
Land, total cost 100      
Buildings & improvements, total cost 6,843      
Total 6,943      
Accumulated depreciation 3,078      
Net real estate $ 3,865      
Year construction/ improvements 1991      
Date acquired Aug. 05, 2004      
Lexington, North Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 820      
Buildings & improvements, initial cost 2,107      
Improvement costs capitalized subsequent to acquisition 69      
Land, total cost 820      
Buildings & improvements, total cost 2,176      
Total 2,996      
Accumulated depreciation 1,008      
Net real estate $ 1,988      
Year construction/ improvements 1986      
Date acquired Aug. 05, 2004      
Mt. Pocono, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 350      
Buildings & improvements, initial cost 5,819      
Improvement costs capitalized subsequent to acquisition 18      
Land, total cost 350      
Buildings & improvements, total cost 5,837      
Total 6,187      
Accumulated depreciation 2,614      
Net real estate $ 3,573      
Year construction/ improvements 1995      
Year construction/improvements one 1999      
Date acquired Oct. 15, 2004      
San Antonio, Texas Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 843      
Buildings & improvements, initial cost 7,514      
Improvement costs capitalized subsequent to acquisition 2,240      
Land, total cost 843      
Buildings & improvements, total cost 9,754      
Total 10,597      
Accumulated depreciation 4,315      
Net real estate $ 6,282      
Year construction/ improvements 1999      
Date acquired Feb. 10, 2005      
Big Flats, New York Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 1,988      
Land, initial cost 275      
Buildings & improvements, initial cost 6,459      
Improvement costs capitalized subsequent to acquisition 515      
Land, total cost 275      
Buildings & improvements, total cost 6,974      
Total 7,249      
Accumulated depreciation 2,823      
Net real estate $ 4,426      
Year construction/ improvements 2001      
Date acquired Apr. 15, 2005      
Wichita, Kansas Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,525      
Buildings & improvements, initial cost 9,703      
Improvement costs capitalized subsequent to acquisition 674      
Land, total cost 1,525      
Buildings & improvements, total cost 10,377      
Total 11,902      
Accumulated depreciation 4,478      
Net real estate $ 7,424      
Year construction/ improvements 2000      
Date acquired May 18, 2005      
Eatontown, New Jersey Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,498      
Land, initial cost 1,351      
Buildings & improvements, initial cost 3,520      
Improvement costs capitalized subsequent to acquisition 534      
Land, total cost 1,351      
Buildings & improvements, total cost 4,054      
Total 5,405      
Accumulated depreciation 1,812      
Net real estate $ 3,593      
Year construction/ improvements 1991      
Date acquired Jul. 07, 2005      
Duncan, South Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 783      
Buildings & improvements, initial cost 10,790      
Improvement costs capitalized subsequent to acquisition 1,889      
Land, total cost 783      
Buildings & improvements, total cost 12,679      
Total 13,462      
Accumulated depreciation 5,250      
Net real estate $ 8,212      
Year construction/ improvements 1984      
Year construction/improvements one 2001      
Year construction/improvements two 2007      
Date acquired Jul. 14, 2005      
Duncan, South Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 195      
Buildings & improvements, initial cost 2,682      
Improvement costs capitalized subsequent to acquisition 470      
Land, total cost 195      
Buildings & improvements, total cost 3,152      
Total 3,347      
Accumulated depreciation 1,305      
Net real estate $ 2,042      
Year construction/ improvements 1984      
Year construction/improvements one 2001      
Year construction/improvements two 2007      
Date acquired Jul. 14, 2005      
Clintonville, Wisconsin Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 55      
Buildings & improvements, initial cost 4,717      
Improvement costs capitalized subsequent to acquisition 3,250      
Land, total cost 55      
Buildings & improvements, total cost 7,967      
Total 8,022      
Accumulated depreciation 2,890      
Net real estate $ 5,132      
Year construction/ improvements 1992      
Year construction/improvements one 2013      
Date acquired Oct. 31, 2005      
Burnsville, Minnesota Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 3,511      
Buildings & improvements, initial cost 8,746      
Improvement costs capitalized subsequent to acquisition 7,352      
Land, total cost 3,511      
Buildings & improvements, total cost 16,098      
Total 19,609      
Accumulated depreciation 7,451      
Net real estate $ 12,158      
Year construction/ improvements 1984      
Date acquired May 10, 2006      
Menomonee Falls, Wisconsin Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 625      
Buildings & improvements, initial cost 6,911      
Improvement costs capitalized subsequent to acquisition 686      
Land, total cost 625      
Buildings & improvements, total cost 7,597      
Total 8,222      
Accumulated depreciation 3,158      
Net real estate $ 5,064      
Year construction/ improvements 1986      
Year construction/improvements one 2000      
Date acquired Jun. 30, 2006      
Baytown, Texas Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 221      
Buildings & improvements, initial cost 2,443      
Improvement costs capitalized subsequent to acquisition 2,478      
Land, total cost 221      
Buildings & improvements, total cost 4,921      
Total 5,142      
Accumulated depreciation 3,314      
Net real estate $ 1,828      
Year construction/ improvements 1997      
Date acquired Jul. 11, 2006      
Mason, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,424      
Land, initial cost 797      
Buildings & improvements, initial cost 6,258      
Improvement costs capitalized subsequent to acquisition 721      
Land, total cost 797      
Buildings & improvements, total cost 6,979      
Total 7,776      
Accumulated depreciation 3,010      
Net real estate $ 4,766      
Year construction/ improvements 2002      
Date acquired Jan. 05, 2007      
Raleigh, North Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,606      
Buildings & improvements, initial cost 5,513      
Improvement costs capitalized subsequent to acquisition 4,700      
Land, total cost 1,606      
Buildings & improvements, total cost 10,213      
Total 11,819      
Accumulated depreciation 4,066      
Net real estate $ 7,753      
Year construction/ improvements 1994      
Date acquired Feb. 16, 2007      
Tulsa, Oklahoma Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 0      
Buildings & improvements, initial cost 14,057      
Improvement costs capitalized subsequent to acquisition 579      
Land, total cost 0      
Buildings & improvements, total cost 14,636      
Total 14,636      
Accumulated depreciation 6,318      
Net real estate $ 8,318      
Year construction/ improvements 2004      
Date acquired Mar. 01, 2007      
Hialeah, Florida Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 3,562      
Buildings & improvements, initial cost 6,672      
Improvement costs capitalized subsequent to acquisition 769      
Land, total cost 3,562      
Buildings & improvements, total cost 7,441      
Total 11,003      
Accumulated depreciation 2,908      
Net real estate $ 8,095      
Year construction/ improvements 1956      
Year construction/improvements one 1992      
Date acquired Mar. 09, 2007      
Mason, Ohio Retail Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,201      
Buildings & improvements, initial cost 4,961      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,201      
Buildings & improvements, total cost 4,961      
Total 6,162      
Accumulated depreciation 1,879      
Net real estate $ 4,283      
Year construction/ improvements 2007      
Date acquired Jul. 01, 2007      
Cicero, New York Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 299      
Buildings & improvements, initial cost 5,019      
Improvement costs capitalized subsequent to acquisition 33      
Land, total cost 299      
Buildings & improvements, total cost 5,052      
Total 5,351      
Accumulated depreciation 1,843      
Net real estate $ 3,508      
Year construction/ improvements 2005      
Date acquired Sep. 06, 2007      
Grand Rapids, Michigan Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,699      
Land, initial cost 1,629      
Buildings & improvements, initial cost 10,500      
Improvement costs capitalized subsequent to acquisition 308      
Land, total cost 1,629      
Buildings & improvements, total cost 10,808      
Total 12,437      
Accumulated depreciation 4,121      
Net real estate $ 8,316      
Year construction/ improvements 2001      
Date acquired Sep. 28, 2007      
Bollingbrook, Illinois Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,272      
Buildings & improvements, initial cost 5,003      
Improvement costs capitalized subsequent to acquisition 991      
Land, total cost 1,272      
Buildings & improvements, total cost 5,994      
Total 7,266      
Accumulated depreciation 2,537      
Net real estate $ 4,729      
Year construction/ improvements 2002      
Date acquired Sep. 28, 2007      
Decatur, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 783      
Buildings & improvements, initial cost 3,241      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 783      
Buildings & improvements, total cost 3,241      
Total 4,024      
Accumulated depreciation 1,227      
Net real estate $ 2,797      
Year construction/ improvements 1989      
Date acquired Dec. 13, 2007      
Decatur, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 205      
Buildings & improvements, initial cost 847      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 205      
Buildings & improvements, total cost 847      
Total 1,052      
Accumulated depreciation 321      
Net real estate $ 731      
Year construction/ improvements 1989      
Date acquired Dec. 13, 2007      
Decatur, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 257      
Buildings & improvements, initial cost 1,062      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 257      
Buildings & improvements, total cost 1,062      
Total 1,319      
Accumulated depreciation 403      
Net real estate $ 916      
Year construction/ improvements 1989      
Date acquired Dec. 13, 2007      
Lawrenceville, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 678      
Buildings & improvements, initial cost 2,807      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 678      
Buildings & improvements, total cost 2,807      
Total 3,485      
Accumulated depreciation 1,064      
Net real estate $ 2,421      
Year construction/ improvements 2005      
Date acquired Dec. 13, 2007      
Snellville, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 176      
Buildings & improvements, initial cost 727      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 176      
Buildings & improvements, total cost 727      
Total 903      
Accumulated depreciation 276      
Net real estate $ 627      
Year construction/ improvements 1986      
Date acquired Dec. 13, 2007      
Covington, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 232      
Buildings & improvements, initial cost 959      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 232      
Buildings & improvements, total cost 959      
Total 1,191      
Accumulated depreciation 363      
Net real estate $ 828      
Year construction/ improvements 2000      
Date acquired Dec. 13, 2007      
Conyers Georgia Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 296      
Buildings & improvements, initial cost 1,228      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 296      
Buildings & improvements, total cost 1,228      
Total 1,524      
Accumulated depreciation 465      
Net real estate $ 1,059      
Year construction/ improvements 1994      
Date acquired Dec. 13, 2007      
Cumming, Georgia Medical Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,534      
Land, initial cost 738      
Buildings & improvements, initial cost 3,055      
Improvement costs capitalized subsequent to acquisition 2,524      
Land, total cost 741      
Buildings & improvements, total cost 5,576      
Total 6,317      
Accumulated depreciation 1,768      
Net real estate $ 4,549      
Year construction/ improvements 2004      
Date acquired Dec. 13, 2007      
Reading, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,209      
Land, initial cost 491      
Buildings & improvements, initial cost 6,202      
Improvement costs capitalized subsequent to acquisition 135      
Land, total cost 491      
Buildings & improvements, total cost 6,337      
Total 6,828      
Accumulated depreciation 2,222      
Net real estate $ 4,606      
Year construction/ improvements 2007      
Date acquired Jan. 29, 2008      
Fridley, Minnesota Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,228      
Land, initial cost 1,354      
Buildings & improvements, initial cost 8,074      
Improvement costs capitalized subsequent to acquisition 1,762      
Land, total cost 1,383      
Buildings & improvements, total cost 9,807      
Total 11,190      
Accumulated depreciation 3,842      
Net real estate $ 7,348      
Year construction/ improvements 1985      
Year construction/improvements one 2006      
Date acquired Feb. 26, 2008      
Pineville, North Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 1,866      
Land, initial cost 669      
Buildings & improvements, initial cost 3,028      
Improvement costs capitalized subsequent to acquisition 293      
Land, total cost 669      
Buildings & improvements, total cost 3,321      
Total 3,990      
Accumulated depreciation 1,206      
Net real estate $ 2,784      
Year construction/ improvements 1985      
Date acquired Apr. 30, 2008      
Marietta, Ohio Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,553      
Land, initial cost 829      
Buildings & improvements, initial cost 6,607      
Improvement costs capitalized subsequent to acquisition 529      
Land, total cost 829      
Buildings & improvements, total cost 7,136      
Total 7,965      
Accumulated depreciation 2,472      
Net real estate $ 5,493      
Year construction/ improvements 1992      
Year construction/improvements one 2007      
Date acquired Aug. 29, 2008      
Chalfont, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,146      
Land, initial cost 1,249      
Buildings & improvements, initial cost 6,420      
Improvement costs capitalized subsequent to acquisition 1,024      
Land, total cost 1,249      
Buildings & improvements, total cost 7,444      
Total 8,693      
Accumulated depreciation 2,612      
Net real estate $ 6,081      
Year construction/ improvements 1987      
Date acquired Aug. 29, 2008      
Orange City, Iowa Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,588      
Land, initial cost 258      
Buildings & improvements, initial cost 5,861      
Improvement costs capitalized subsequent to acquisition 6      
Land, total cost 258      
Buildings & improvements, total cost 5,867      
Total 6,125      
Accumulated depreciation 2,027      
Net real estate $ 4,098      
Year construction/ improvements 1990      
Date acquired Dec. 15, 2010      
Hickory, North Carolina Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 5,529      
Land, initial cost 1,163      
Buildings & improvements, initial cost 6,605      
Improvement costs capitalized subsequent to acquisition 357      
Land, total cost 1,163      
Buildings & improvements, total cost 6,962      
Total 8,125      
Accumulated depreciation 3,179      
Net real estate $ 4,946      
Year construction/ improvements 2008      
Date acquired Apr. 04, 2011      
Springfield, Missouri Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,700      
Buildings & improvements, initial cost 12,038      
Improvement costs capitalized subsequent to acquisition 924      
Land, total cost 1,845      
Buildings & improvements, total cost 12,817      
Total 14,662      
Accumulated depreciation 4,018      
Net real estate $ 10,644      
Year construction/ improvements 2006      
Date acquired Jun. 20, 2011      
Boston Heights, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,184      
Land, initial cost 449      
Buildings & improvements, initial cost 3,010      
Improvement costs capitalized subsequent to acquisition 10      
Land, total cost 449      
Buildings & improvements, total cost 3,020      
Total 3,469      
Accumulated depreciation 1,350      
Net real estate $ 2,119      
Year construction/ improvements 2011      
Date acquired Oct. 20, 2011      
Parsippany, New Jersey Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,696      
Buildings & improvements, initial cost 7,077      
Improvement costs capitalized subsequent to acquisition 252      
Land, total cost 1,696      
Buildings & improvements, total cost 7,329      
Total 9,025      
Accumulated depreciation 2,692      
Net real estate $ 6,333      
Year construction/ improvements 1984      
Date acquired Oct. 28, 2011      
Dartmouth, Massachusetts Retail Location        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 0      
Buildings & improvements, initial cost 4,236      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 0      
Buildings & improvements, total cost 4,236      
Total 4,236      
Accumulated depreciation 1,196      
Net real estate $ 3,040      
Year construction/ improvements 2011      
Date acquired Nov. 18, 2011      
Springfield, Missouri Retail Location        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 1,114      
Land, initial cost 0      
Buildings & improvements, initial cost 2,275      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 0      
Buildings & improvements, total cost 2,275      
Total 2,275      
Accumulated depreciation 795      
Net real estate $ 1,480      
Year construction/ improvements 2005      
Date acquired Dec. 13, 2011      
Pittsburgh, Pennsylvania Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,238      
Land, initial cost 281      
Buildings & improvements, initial cost 3,205      
Improvement costs capitalized subsequent to acquisition 743      
Land, total cost 281      
Buildings & improvements, total cost 3,948      
Total 4,229      
Accumulated depreciation 1,441      
Net real estate $ 2,788      
Year construction/ improvements 1968      
Date acquired Dec. 28, 2011      
Ashburn, Virginia Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 5,816      
Land, initial cost 706      
Buildings & improvements, initial cost 7,858      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 705      
Buildings & improvements, total cost 7,859      
Total 8,564      
Accumulated depreciation 2,569      
Net real estate $ 5,995      
Year construction/ improvements 2002      
Date acquired Jan. 25, 2012      
Ottumwa, Iowa Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,350      
Land, initial cost 212      
Buildings & improvements, initial cost 5,072      
Improvement costs capitalized subsequent to acquisition 310      
Land, total cost 212      
Buildings & improvements, total cost 5,382      
Total 5,594      
Accumulated depreciation 1,670      
Net real estate $ 3,924      
Year construction/ improvements 1970      
Date acquired May 30, 2012      
New Albany, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 6,468      
Land, initial cost 1,658      
Buildings & improvements, initial cost 8,746      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,658      
Buildings & improvements, total cost 8,746      
Total 10,404      
Accumulated depreciation 3,082      
Net real estate $ 7,322      
Year construction/ improvements 2007      
Date acquired Jun. 05, 2012      
Columbus, Georgia Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,646      
Land, initial cost 1,378      
Buildings & improvements, initial cost 4,520      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,378      
Buildings & improvements, total cost 4,520      
Total 5,898      
Accumulated depreciation 1,779      
Net real estate $ 4,119      
Year construction/ improvements 2012      
Date acquired Jun. 21, 2012      
Columbus, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 542      
Buildings & improvements, initial cost 2,453      
Improvement costs capitalized subsequent to acquisition 166      
Land, total cost 542      
Buildings & improvements, total cost 2,619      
Total 3,161      
Accumulated depreciation 1,103      
Net real estate $ 2,058      
Year construction/ improvements 1981      
Date acquired Jun. 28, 2012      
Jupiter, Florida Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,160      
Buildings & improvements, initial cost 11,994      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,160      
Buildings & improvements, total cost 11,994      
Total 13,154      
Accumulated depreciation 3,392      
Net real estate $ 9,762      
Year construction/ improvements 2011      
Date acquired Sep. 26, 2012      
Fort Worth, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 9,646      
Land, initial cost 963      
Buildings & improvements, initial cost 15,647      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 963      
Buildings & improvements, total cost 15,647      
Total 16,610      
Accumulated depreciation 4,358      
Net real estate $ 12,252      
Year construction/ improvements 2005      
Date acquired Nov. 08, 2012      
Columbia, South Carolina Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 14,280      
Land, initial cost 1,905      
Buildings & improvements, initial cost 20,648      
Improvement costs capitalized subsequent to acquisition 438      
Land, total cost 1,905      
Buildings & improvements, total cost 21,086      
Total 22,991      
Accumulated depreciation 8,144      
Net real estate $ 14,847      
Year construction/ improvements 2010      
Date acquired Nov. 21, 2012      
Egg Harbor, New Jersey Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,833      
Land, initial cost 1,627      
Buildings & improvements, initial cost 3,017      
Improvement costs capitalized subsequent to acquisition 315      
Land, total cost 1,627      
Buildings & improvements, total cost 3,332      
Total 4,959      
Accumulated depreciation 1,092      
Net real estate $ 3,867      
Year construction/ improvements 1985      
Date acquired Mar. 28, 2013      
Vance, Alabama Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 457      
Buildings & improvements, initial cost 10,529      
Improvement costs capitalized subsequent to acquisition 6,692      
Land, total cost 457      
Buildings & improvements, total cost 17,221      
Total 17,678      
Accumulated depreciation 3,979      
Net real estate $ 13,699      
Year construction/ improvements 2013      
Date acquired May 09, 2013      
Blaine, Minnesota Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 7,025      
Land, initial cost 1,060      
Buildings & improvements, initial cost 10,518      
Improvement costs capitalized subsequent to acquisition 755      
Land, total cost 842      
Buildings & improvements, total cost 11,491      
Total 12,333      
Accumulated depreciation 3,610      
Net real estate $ 8,723      
Year construction/ improvements 2009      
Date acquired May 10, 2013      
Austin, Texas Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 30,089      
Land, initial cost 2,330      
Buildings & improvements, initial cost 44,021      
Improvement costs capitalized subsequent to acquisition 122      
Land, total cost 2,330      
Buildings & improvements, total cost 44,143      
Total 46,473      
Accumulated depreciation 18,330      
Net real estate $ 28,143      
Year construction/ improvements 1999      
Date acquired Jul. 09, 2013      
Allen, Texas Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 7,358      
Land, initial cost 2,699      
Buildings & improvements, initial cost 7,945      
Improvement costs capitalized subsequent to acquisition 1,487      
Land, total cost 2,699      
Buildings & improvements, total cost 9,432      
Total 12,131      
Accumulated depreciation 3,851      
Net real estate $ 8,280      
Year construction/ improvements 1998      
Date acquired Jul. 10, 2013      
Englewood, Colorado Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,503      
Buildings & improvements, initial cost 11,739      
Improvement costs capitalized subsequent to acquisition 208      
Land, total cost 1,503      
Buildings & improvements, total cost 11,947      
Total 13,450      
Accumulated depreciation 4,139      
Net real estate $ 9,311      
Year construction/ improvements 2008      
Date acquired Dec. 11, 2013      
Novi, Michigan Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,580      
Land, initial cost 352      
Buildings & improvements, initial cost 5,626      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 352      
Buildings & improvements, total cost 5,626      
Total 5,978      
Accumulated depreciation 1,560      
Net real estate $ 4,418      
Year construction/ improvements 1988      
Date acquired Dec. 27, 2013      
Allen, Texas Retail Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,582      
Land, initial cost 874      
Buildings & improvements, initial cost 3,634      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 874      
Buildings & improvements, total cost 3,634      
Total 4,508      
Accumulated depreciation 974      
Net real estate $ 3,534      
Year construction/ improvements 2004      
Date acquired Mar. 27, 2014      
Colleyville, Texas Retail Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,382      
Land, initial cost 1,277      
Buildings & improvements, initial cost 2,424      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,277      
Buildings & improvements, total cost 2,424      
Total 3,701      
Accumulated depreciation 656      
Net real estate $ 3,045      
Year construction/ improvements 2000      
Date acquired Mar. 27, 2014      
Coppell, Texas Retail Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,742      
Land, initial cost 1,448      
Buildings & improvements, initial cost 3,349      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,448      
Buildings & improvements, total cost 3,349      
Total 4,797      
Accumulated depreciation 880      
Net real estate $ 3,917      
Year construction/ improvements 2005      
Date acquired May 08, 2014      
Columbus, Ohio (3) Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 990      
Buildings & improvements, initial cost 8,017      
Improvement costs capitalized subsequent to acquisition 2,797      
Land, total cost 990      
Buildings & improvements, total cost 10,814      
Total 11,804      
Accumulated depreciation 3,553      
Net real estate $ 8,251      
Year construction/ improvements 1986      
Date acquired May 13, 2014      
Taylor, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 21,600      
Land, initial cost 3,101      
Buildings & improvements, initial cost 25,405      
Improvement costs capitalized subsequent to acquisition 1,248      
Land, total cost 3,101      
Buildings & improvements, total cost 26,653      
Total 29,754      
Accumulated depreciation 6,444      
Net real estate $ 23,310      
Year construction/ improvements 2000      
Year construction/improvements one 2006      
Date acquired Jun. 09, 2014      
Aurora, Colorado Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 2,882      
Buildings & improvements, initial cost 3,917      
Improvement costs capitalized subsequent to acquisition 96      
Land, total cost 2,882      
Buildings & improvements, total cost 4,013      
Total 6,895      
Accumulated depreciation 1,124      
Net real estate $ 5,771      
Year construction/ improvements 1983      
Date acquired Jul. 01, 2014      
Indianapolis, Indiana Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 5,314      
Land, initial cost 502      
Buildings & improvements, initial cost 6,422      
Improvement costs capitalized subsequent to acquisition 1,892      
Land, total cost 498      
Buildings & improvements, total cost 8,318      
Total 8,816      
Accumulated depreciation 2,574      
Net real estate $ 6,242      
Year construction/ improvements 1981      
Year construction/improvements one 2014      
Date acquired Sep. 03, 2014      
Denver, Colorado Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,621      
Buildings & improvements, initial cost 7,071      
Improvement costs capitalized subsequent to acquisition 7,353      
Land, total cost 1,621      
Buildings & improvements, total cost 14,424      
Total 16,045      
Accumulated depreciation 2,033      
Net real estate $ 14,012      
Year construction/ improvements 1985      
Date acquired Oct. 31, 2014      
Monroe, Michigan Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 9,409      
Land, initial cost 658      
Buildings & improvements, initial cost 14,607      
Improvement costs capitalized subsequent to acquisition 195      
Land, total cost 658      
Buildings & improvements, total cost 14,802      
Total 15,460      
Accumulated depreciation 3,229      
Net real estate $ 12,231      
Year construction/ improvements 2004      
Date acquired Dec. 23, 2014      
Monroe, Michigan Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 6,566      
Land, initial cost 460      
Buildings & improvements, initial cost 10,225      
Improvement costs capitalized subsequent to acquisition (20)      
Land, total cost 459      
Buildings & improvements, total cost 10,206      
Total 10,665      
Accumulated depreciation 2,252      
Net real estate $ 8,413      
Year construction/ improvements 2004      
Date acquired Dec. 23, 2014      
Richardson, Texas Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 12,673      
Land, initial cost 2,728      
Buildings & improvements, initial cost 15,372      
Improvement costs capitalized subsequent to acquisition 1,135      
Land, total cost 2,728      
Buildings & improvements, total cost 16,507      
Total 19,235      
Accumulated depreciation 4,850      
Net real estate $ 14,385      
Year construction/ improvements 1985      
Year construction/improvements one 2008      
Date acquired Mar. 06, 2015      
Birmingham, Alabama Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 650      
Buildings & improvements, initial cost 2,034      
Improvement costs capitalized subsequent to acquisition 91      
Land, total cost 650      
Buildings & improvements, total cost 2,125      
Total 2,775      
Accumulated depreciation 656      
Net real estate $ 2,119      
Year construction/ improvements 1982      
Year construction/improvements one 2010      
Date acquired Mar. 20, 2015      
Dublin, Ohio Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,654      
Land, initial cost 1,338      
Buildings & improvements, initial cost 5,058      
Improvement costs capitalized subsequent to acquisition 1,086      
Land, total cost 1,338      
Buildings & improvements, total cost 6,144      
Total 7,482      
Accumulated depreciation 1,650      
Net real estate $ 5,832      
Year construction/ improvements 1980      
Date acquired May 28, 2015      
Draper, Utah Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 11,664      
Land, initial cost 3,248      
Buildings & improvements, initial cost 13,129      
Improvement costs capitalized subsequent to acquisition 74      
Land, total cost 3,248      
Buildings & improvements, total cost 13,203      
Total 16,451      
Accumulated depreciation 3,524      
Net real estate $ 12,927      
Year construction/ improvements 2008      
Date acquired May 29, 2015      
Hapeville, Georgia Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 6,696      
Land, initial cost 2,272      
Buildings & improvements, initial cost 8,778      
Improvement costs capitalized subsequent to acquisition 263      
Land, total cost 2,272      
Buildings & improvements, total cost 9,041      
Total 11,313      
Accumulated depreciation 2,123      
Net real estate $ 9,190      
Year construction/ improvements 1999      
Year construction/improvements one 2007      
Date acquired Jul. 15, 2015      
Villa Rica, Georgia Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,403      
Land, initial cost 293      
Buildings & improvements, initial cost 5,277      
Improvement costs capitalized subsequent to acquisition 18      
Land, total cost 293      
Buildings & improvements, total cost 5,295      
Total 5,588      
Accumulated depreciation 1,226      
Net real estate $ 4,362      
Year construction/ improvements 2000      
Year construction/improvements one 2014      
Date acquired Oct. 20, 2015      
Taylorsville, Utah Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 8,610      
Land, initial cost 3,008      
Buildings & improvements, initial cost 10,659      
Improvement costs capitalized subsequent to acquisition 501      
Land, total cost 3,008      
Buildings & improvements, total cost 11,160      
Total 14,168      
Accumulated depreciation 3,299      
Net real estate $ 10,869      
Year construction/ improvements 1997      
Date acquired May 26, 2016      
Fort Lauderdale, Florida Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 12,270      
Land, initial cost 4,117      
Buildings & improvements, initial cost 15,516      
Improvement costs capitalized subsequent to acquisition 3,689      
Land, total cost 4,117      
Buildings & improvements, total cost 19,205      
Total 23,322      
Accumulated depreciation 4,637      
Net real estate $ 18,685      
Year construction/ improvements 1984      
Date acquired Sep. 12, 2016      
King of Prussia, Pennsylvania Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 14,176      
Land, initial cost 3,681      
Buildings & improvements, initial cost 15,739      
Improvement costs capitalized subsequent to acquisition 473      
Land, total cost 3,681      
Buildings & improvements, total cost 16,212      
Total 19,893      
Accumulated depreciation 3,675      
Net real estate $ 16,218      
Year construction/ improvements 2001      
Date acquired Dec. 14, 2016      
Conshohocken Pennsylvania Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 9,795      
Land, initial cost 1,996      
Buildings & improvements, initial cost 10,880      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,996      
Buildings & improvements, total cost 10,880      
Total 12,876      
Accumulated depreciation 1,966      
Net real estate $ 10,910      
Year construction/ improvements 1996      
Date acquired Jun. 22, 2017      
Philadelphia Pennsylvania, Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 14,924      
Land, initial cost 5,896      
Buildings & improvements, initial cost 16,282      
Improvement costs capitalized subsequent to acquisition 27      
Land, total cost 5,906      
Buildings & improvements, total cost 16,299      
Total 22,205      
Accumulated depreciation 3,436      
Net real estate $ 18,769      
Year construction/ improvements 1994      
Year construction/improvements one 2011      
Date acquired Jul. 07, 2017      
Maitland Florida Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 14,904      
Land, initial cost 3,073      
Buildings & improvements, initial cost 19,661      
Improvement costs capitalized subsequent to acquisition 830      
Land, total cost 3,091      
Buildings & improvements, total cost 20,473      
Total 23,564      
Accumulated depreciation 4,809      
Net real estate $ 18,755      
Year construction/ improvements 1998      
Date acquired Jul. 31, 2017      
Maitland Florida Office Building Three        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 7,472      
Land, initial cost 2,095      
Buildings & improvements, initial cost 9,339      
Improvement costs capitalized subsequent to acquisition 9      
Land, total cost 2,095      
Buildings & improvements, total cost 9,348      
Total 11,443      
Accumulated depreciation 1,717      
Net real estate $ 9,726      
Year construction/ improvements 1999      
Date acquired Jul. 31, 2017      
Columbus Ohio Office Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 8,784      
Land, initial cost 1,926      
Buildings & improvements, initial cost 11,410      
Improvement costs capitalized subsequent to acquisition (1)      
Land, total cost 1,925      
Buildings & improvements, total cost 11,410      
Total 13,335      
Accumulated depreciation 2,211      
Net real estate $ 11,124      
Year construction/ improvements 2007      
Date acquired Dec. 01, 2017      
Salt Lake City Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 4,446      
Buildings & improvements, initial cost 9,938      
Improvement costs capitalized subsequent to acquisition 771      
Land, total cost 4,446      
Buildings & improvements, total cost 10,709      
Total 15,155      
Accumulated depreciation 2,190      
Net real estate $ 12,965      
Year construction/ improvements 2007      
Date acquired Dec. 01, 2017      
Vance, Alabama Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 459      
Buildings & improvements, initial cost 12,224      
Improvement costs capitalized subsequent to acquisition 44      
Land, total cost 469      
Buildings & improvements, total cost 12,258      
Total 12,727      
Accumulated depreciation 1,709      
Net real estate $ 11,018      
Year construction/ improvements 2018      
Date acquired Mar. 09, 2018      
Columbus, Ohio Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,427      
Land, initial cost 681      
Buildings & improvements, initial cost 6,401      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 681      
Buildings & improvements, total cost 6,401      
Total 7,082      
Accumulated depreciation 1,087      
Net real estate $ 5,995      
Year construction/ improvements 1990      
Date acquired Sep. 20, 2018      
Detroit, Michigan Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 6,149      
Land, initial cost 1,458      
Buildings & improvements, initial cost 10,092      
Improvement costs capitalized subsequent to acquisition 10      
Land, total cost 1,468      
Buildings & improvements, total cost 10,092      
Total 11,560      
Accumulated depreciation 1,159      
Net real estate $ 10,401      
Year construction/ improvements 1997      
Date acquired Oct. 30, 2018      
Detroit, Michigan Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 662      
Buildings & improvements, initial cost 6,681      
Improvement costs capitalized subsequent to acquisition 10      
Land, total cost 672      
Buildings & improvements, total cost 6,681      
Total 7,353      
Accumulated depreciation 780      
Net real estate $ 6,573      
Year construction/ improvements 2002      
Year construction/improvements one 2016      
Date acquired Oct. 30, 2018      
Lake Mary, Florida Office Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 10,150      
Land, initial cost 3,018      
Buildings & improvements, initial cost 11,756      
Improvement costs capitalized subsequent to acquisition 87      
Land, total cost 3,020      
Buildings & improvements, total cost 11,841      
Total 14,861      
Accumulated depreciation 1,539      
Net real estate $ 13,322      
Year construction/ improvements 1997      
Year construction/improvements one 2018      
Date acquired Dec. 27, 2018      
Moorestown, New Jersey Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 471      
Buildings & improvements, initial cost 1,825      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 471      
Buildings & improvements, total cost 1,825      
Total 2,296      
Accumulated depreciation 325      
Net real estate $ 1,971      
Year construction/ improvements 1991      
Date acquired Feb. 08, 2019      
Indianapolis, Indiana Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 255      
Buildings & improvements, initial cost 2,809      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 255      
Buildings & improvements, total cost 2,809      
Total 3,064      
Accumulated depreciation 313      
Net real estate $ 2,751      
Year construction/ improvements 1989      
Year construction/improvements one 2019      
Date acquired Feb. 28, 2019      
Ocala, Florida Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,286      
Buildings & improvements, initial cost 8,535      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,286      
Buildings & improvements, total cost 8,535      
Total 9,821      
Accumulated depreciation 795      
Net real estate $ 9,026      
Year construction/ improvements 2001      
Date acquired Apr. 05, 2019      
Ocala, Florida Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 725      
Buildings & improvements, initial cost 4,814      
Improvement costs capitalized subsequent to acquisition 849      
Land, total cost 724      
Buildings & improvements, total cost 5,664      
Total 6,388      
Accumulated depreciation 473      
Net real estate $ 5,915      
Year construction/ improvements 1965      
Year construction/improvements one 2007      
Date acquired Apr. 05, 2019      
Delaware, Ohio Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 316      
Buildings & improvements, initial cost 2,355      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 316      
Buildings & improvements, total cost 2,355      
Total 2,671      
Accumulated depreciation 264      
Net real estate $ 2,407      
Year construction/ improvements 2005      
Date acquired Apr. 30, 2019      
Tifton, Georgia Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 8,168      
Land, initial cost 0      
Buildings & improvements, initial cost 15,190      
Improvement costs capitalized subsequent to acquisition 1,725      
Land, total cost 1,725      
Buildings & improvements, total cost 15,190      
Total 16,915      
Accumulated depreciation 1,296      
Net real estate $ 15,619      
Year construction/ improvements 1995      
Year construction/improvements one 2003      
Date acquired Jun. 18, 2019      
Denton, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,497      
Buildings & improvements, initial cost 4,151      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,496      
Buildings & improvements, total cost 4,152      
Total 5,648      
Accumulated depreciation 446      
Net real estate $ 5,202      
Year construction/ improvements 2012      
Date acquired Jul. 30, 2019      
Temple, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 200      
Buildings & improvements, initial cost 4,335      
Improvement costs capitalized subsequent to acquisition 65      
Land, total cost 200      
Buildings & improvements, total cost 4,400      
Total 4,600      
Accumulated depreciation 403      
Net real estate $ 4,197      
Year construction/ improvements 1973      
Year construction/improvements one 2006      
Date acquired Sep. 26, 2019      
Temple, Texas Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 296      
Buildings & improvements, initial cost 6,425      
Improvement costs capitalized subsequent to acquisition 99      
Land, total cost 296      
Buildings & improvements, total cost 6,524      
Total 6,820      
Accumulated depreciation 597      
Net real estate $ 6,223      
Year construction/ improvements 1978      
Year construction/improvements one 2006      
Date acquired Sep. 26, 2019      
Indianapolis, Indiana Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,158      
Buildings & improvements, initial cost 5,162      
Improvement costs capitalized subsequent to acquisition 4      
Land, total cost 1,162      
Buildings & improvements, total cost 5,162      
Total 6,324      
Accumulated depreciation 667      
Net real estate $ 5,657      
Year construction/ improvements 1967      
Year construction/improvements one 1998      
Date acquired Nov. 14, 2019      
Jackson, Tennessee Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,540      
Land, initial cost 311      
Buildings & improvements, initial cost 7,199      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 311      
Buildings & improvements, total cost 7,199      
Total 7,510      
Accumulated depreciation 490      
Net real estate $ 7,020      
Year construction/ improvements 2019      
Date acquired Dec. 16, 2019      
Carrollton, Georgia Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 4,035      
Land, initial cost 291      
Buildings & improvements, initial cost 6,720      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 292      
Buildings & improvements, total cost 6,719      
Total 7,011      
Accumulated depreciation 442      
Net real estate $ 6,569      
Year construction/ improvements 2015      
Year construction/improvements one 2019      
Date acquired Dec. 17, 2019      
New Orleans, Louisiana Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,618      
Land, initial cost 2,168      
Buildings & improvements, initial cost 4,667      
Improvement costs capitalized subsequent to acquisition (2)      
Land, total cost 2,166      
Buildings & improvements, total cost 4,667      
Total 6,833      
Accumulated depreciation 502      
Net real estate $ 6,331      
Year construction/ improvements 1975      
Date acquired Dec. 17, 2019      
San Antonio, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,713      
Land, initial cost 775      
Buildings & improvements, initial cost 6,877      
Improvement costs capitalized subsequent to acquisition (2)      
Land, total cost 773      
Buildings & improvements, total cost 6,877      
Total 7,650      
Accumulated depreciation 526      
Net real estate $ 7,124      
Year construction/ improvements 1985      
Date acquired Dec. 17, 2019      
Port Allen, Louisiana Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,751      
Land, initial cost 292      
Buildings & improvements, initial cost 3,411      
Improvement costs capitalized subsequent to acquisition (2)      
Land, total cost 291      
Buildings & improvements, total cost 3,410      
Total 3,701      
Accumulated depreciation 329      
Net real estate $ 3,372      
Year construction/ improvements 1983      
Year construction/improvements one 2005      
Date acquired Dec. 17, 2019      
Albuquerque, New Mexico Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 1,780      
Land, initial cost 673      
Buildings & improvements, initial cost 2,291      
Improvement costs capitalized subsequent to acquisition (3)      
Land, total cost 671      
Buildings & improvements, total cost 2,290      
Total 2,961      
Accumulated depreciation 182      
Net real estate $ 2,779      
Year construction/ improvements 1998      
Year construction/improvements one 2017      
Date acquired Dec. 17, 2019      
Tucson, Arizona Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,332      
Land, initial cost 819      
Buildings & improvements, initial cost 4,636      
Improvement costs capitalized subsequent to acquisition (2)      
Land, total cost 817      
Buildings & improvements, total cost 4,636      
Total 5,453      
Accumulated depreciation 346      
Net real estate $ 5,107      
Year construction/ improvements 1987      
Year construction/improvements one 1995      
Year construction/improvements two 2005      
Date acquired Dec. 17, 2019      
Albuquerque, New Mexico Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 3,370      
Land, initial cost 818      
Buildings & improvements, initial cost 5,219      
Improvement costs capitalized subsequent to acquisition (4)      
Land, total cost 815      
Buildings & improvements, total cost 5,218      
Total 6,033      
Accumulated depreciation 383      
Net real estate $ 5,650      
Year construction/ improvements 2000      
Year construction/improvements one 2018      
Date acquired Dec. 17, 2019      
Indianapolis, Indiana Industrial Building Three        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 489      
Buildings & improvements, initial cost 3,956      
Improvement costs capitalized subsequent to acquisition 223      
Land, total cost 493      
Buildings & improvements, total cost 4,175      
Total 4,668      
Accumulated depreciation 295      
Net real estate $ 4,373      
Year construction/ improvements 1987      
Date acquired Jan. 08, 2020      
Houston, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 9,574      
Land, initial cost 1,714      
Buildings & improvements, initial cost 14,170      
Improvement costs capitalized subsequent to acquisition 3      
Land, total cost 1,717      
Buildings & improvements, total cost 14,170      
Total 15,887      
Accumulated depreciation 799      
Net real estate $ 15,088      
Year construction/ improvements 2000      
Year construction/improvements one 2018      
Date acquired Jan. 27, 2020      
Charlotte, North Carolina Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 5,172      
Land, initial cost 1,458      
Buildings & improvements, initial cost 6,778      
Improvement costs capitalized subsequent to acquisition 4      
Land, total cost 1,461      
Buildings & improvements, total cost 6,779      
Total 8,240      
Accumulated depreciation 486      
Net real estate $ 7,754      
Year construction/ improvements 1995      
Year construction/improvements one 1999      
Year construction/improvements two 2006      
Date acquired Jan. 27, 2020      
St. Charles, Missouri Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 2,861      
Land, initial cost 924      
Buildings & improvements, initial cost 3,749      
Improvement costs capitalized subsequent to acquisition 4      
Land, total cost 928      
Buildings & improvements, total cost 3,749      
Total 4,677      
Accumulated depreciation 219      
Net real estate $ 4,458      
Year construction/ improvements 2012      
Date acquired Jan. 27, 2020      
Crandall, Georgia Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 16,871      
Land, initial cost 2,711      
Buildings & improvements, initial cost 26,632      
Improvement costs capitalized subsequent to acquisition 172      
Land, total cost 2,711      
Buildings & improvements, total cost 26,804      
Total 29,515      
Accumulated depreciation 1,442      
Net real estate $ 28,073      
Year construction/ improvements 2020      
Date acquired Mar. 09, 2020      
Terre Haute, Indiana Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 502      
Buildings & improvements, initial cost 8,076      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 502      
Buildings & improvements, total cost 8,076      
Total 8,578      
Accumulated depreciation 322      
Net real estate $ 8,256      
Year construction/ improvements 2010      
Date acquired Sep. 01, 2020      
Montgomery, Alabama Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 599      
Buildings & improvements, initial cost 11,290      
Improvement costs capitalized subsequent to acquisition 3      
Land, total cost 602      
Buildings & improvements, total cost 11,290      
Total 11,892      
Accumulated depreciation 545      
Net real estate $ 11,347      
Year construction/ improvements 1990      
Year construction/improvements one 1997      
Date acquired Oct. 14, 2020      
Huntsville, Alabama Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 10,090      
Land, initial cost 1,445      
Buildings & improvements, initial cost 15,040      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,445      
Buildings & improvements, total cost 15,040      
Total 16,485      
Accumulated depreciation 574      
Net real estate $ 15,911      
Year construction/ improvements 2001      
Date acquired Dec. 18, 2020      
Pittsburg, Pennsylvania Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 6,375      
Land, initial cost 1,422      
Buildings & improvements, initial cost 10,094      
Improvement costs capitalized subsequent to acquisition 150      
Land, total cost 1,422      
Buildings & improvements, total cost 10,244      
Total 11,666      
Accumulated depreciation 474      
Net real estate $ 11,192      
Year construction/ improvements 1994      
Date acquired Dec. 21, 2020      
Findley, Ohio Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 5,368      
Land, initial cost 258      
Buildings & improvements, initial cost 8,847      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 258      
Buildings & improvements, total cost 8,847      
Total 9,105      
Accumulated depreciation 298      
Net real estate $ 8,807      
Year construction/ improvements 1992      
Year construction/improvements one 2008      
Date acquired Jan. 22, 2021      
Baytown, Texas Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,604      
Buildings & improvements, initial cost 5,533      
Improvement costs capitalized subsequent to acquisition 3      
Land, total cost 1,607      
Buildings & improvements, total cost 5,533      
Total 7,140      
Accumulated depreciation 145      
Net real estate $ 6,995      
Year construction/ improvements 2018      
Date acquired Jun. 17, 2021      
Pacific, Missouri Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 926      
Buildings & improvements, initial cost 7,294      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 926      
Buildings & improvements, total cost 7,294      
Total 8,220      
Accumulated depreciation 106      
Net real estate $ 8,114      
Year construction/ improvements 2019      
Year construction/improvements one 2021      
Date acquired Jul. 21, 2021      
Pacific, Missouri Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 235      
Buildings & improvements, initial cost 1,852      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 235      
Buildings & improvements, total cost 1,852      
Total 2,087      
Accumulated depreciation 27      
Net real estate $ 2,060      
Year construction/ improvements 2019      
Year construction/improvements one 2021      
Date acquired Jul. 21, 2021      
Pacific, Missouri Industrial Building Three        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 607      
Buildings & improvements, initial cost 4,782      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 607      
Buildings & improvements, total cost 4,782      
Total 5,389      
Accumulated depreciation 70      
Net real estate $ 5,319      
Year construction/ improvements 2019      
Year construction/improvements one 2021      
Date acquired Jul. 21, 2021      
Pacific, Missouri Industrial Building Four        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 257      
Buildings & improvements, initial cost 2,027      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 257      
Buildings & improvements, total cost 2,027      
Total 2,284      
Accumulated depreciation 29      
Net real estate $ 2,255      
Year construction/ improvements 2019      
Year construction/improvements one 2021      
Date acquired Jul. 21, 2021      
Peru, Illinois Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 89      
Buildings & improvements, initial cost 1,413      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 89      
Buildings & improvements, total cost 1,413      
Total 1,502      
Accumulated depreciation 23      
Net real estate $ 1,479      
Year construction/ improvements 1987      
Year construction/improvements one 1998      
Date acquired Aug. 20, 2021      
Peru, Illinois Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 140      
Buildings & improvements, initial cost 2,225      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 140      
Buildings & improvements, total cost 2,225      
Total 2,365      
Accumulated depreciation 37      
Net real estate $ 2,328      
Year construction/ improvements 1987      
Year construction/improvements one 1998      
Date acquired Aug. 20, 2021      
Charlotte, North Carolina Industrial Building Two        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,400      
Buildings & improvements, initial cost 10,615      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 1,400      
Buildings & improvements, total cost 10,615      
Total 12,015      
Accumulated depreciation 71      
Net real estate $ 11,944      
Year construction/ improvements 1972      
Year construction/improvements one 2018      
Date acquired Nov. 03, 2021      
Atlanta, Georgia Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 0      
Land, initial cost 1,255      
Buildings & improvements, initial cost 8,787      
Improvement costs capitalized subsequent to acquisition 599      
Land, total cost 1,255      
Buildings & improvements, total cost 9,386      
Total 10,641      
Accumulated depreciation 9      
Net real estate $ 10,632      
Year construction/ improvements 1974      
Date acquired Dec. 21, 2021      
Crossville, Tennessee Industrial Building        
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation [Line Items]        
Encumbrances, initial cost $ 16,000      
Land, initial cost 434      
Buildings & improvements, initial cost 24,589      
Improvement costs capitalized subsequent to acquisition 0      
Land, total cost 434      
Buildings & improvements, total cost 24,589      
Total 25,023      
Accumulated depreciation 19      
Net real estate $ 25,004      
Year construction/ improvements 2020      
Date acquired Dec. 21, 2021