Quarterly report pursuant to Section 13 or 15(d)

Real Estate and Intangible Assets - Business Combinations and Asset Acquisitions (Details)

v3.8.0.1
Real Estate and Intangible Assets - Business Combinations and Asset Acquisitions (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Business Acquisition [Line Items]    
Total Purchase Price $ 94,421 $ 40,900
Business Combinations    
Business Acquisition [Line Items]    
Total Purchase Price 0 40,900
Business Combinations | Customer relationships    
Business Acquisition [Line Items]    
Assets Acquired 0 3,090
Business Combinations | Above market leases    
Business Acquisition [Line Items]    
Assets Acquired 0 0
Business Combinations | Below market leases    
Business Acquisition [Line Items]    
Liabilities assumed 0 281
Business Combinations | Land    
Business Acquisition [Line Items]    
Assets Acquired 0 7,125
Business Combinations | Building and improvements    
Business Acquisition [Line Items]    
Assets Acquired 0 22,934
Business Combinations | Tenant Improvements    
Business Acquisition [Line Items]    
Assets Acquired 0 3,240
Business Combinations | In-place Leases    
Business Acquisition [Line Items]    
Assets Acquired 0 3,355
Business Combinations | Leasing Costs    
Business Acquisition [Line Items]    
Assets Acquired 0 1,437
Asset Acquisitions    
Business Acquisition [Line Items]    
Discount on Assumed Debt 399 0
Total Purchase Price 94,421 0
Asset Acquisitions | Interest rate swap    
Business Acquisition [Line Items]    
Liabilities assumed 42 0
Asset Acquisitions | Customer relationships    
Business Acquisition [Line Items]    
Assets Acquired 6,851 0
Asset Acquisitions | Above market leases    
Business Acquisition [Line Items]    
Assets Acquired 1,916 0
Asset Acquisitions | Below market leases    
Business Acquisition [Line Items]    
Liabilities assumed 1,769 0
Asset Acquisitions | Land    
Business Acquisition [Line Items]    
Assets Acquired 15,137 0
Asset Acquisitions | Building    
Business Acquisition [Line Items]    
Assets Acquired 51,186 0
Asset Acquisitions | Tenant Improvements    
Business Acquisition [Line Items]    
Assets Acquired 6,060 0
Asset Acquisitions | In-place Leases    
Business Acquisition [Line Items]    
Assets Acquired 9,516 0
Asset Acquisitions | Leasing Costs    
Business Acquisition [Line Items]    
Assets Acquired $ 5,083 $ 0