Gladstone Commercial Corporation Quarterly report [Sections 13 or 15(d)]

Quarterly report [Sections 13 or 15(d)]

Real Estate and Intangible Assets - Schedule of Acquired Properties (Details)

Real Estate and Intangible Assets - Schedule of Acquired Properties (Details) $ in Thousands						6 Months Ended
	Jun. 25, 2025 USD ($) ft² tenant property	May 09, 2025 USD ($) ft² tenant	Mar. 28, 2025 USD ($) ft² tenant	Feb. 19, 2025 USD ($) ft² tenant property	May 07, 2024 USD ($) ft² tenant property	Jun. 30, 2025 USD ($) ft² property	Jun. 30, 2024 USD ($) ft² property
Business Combination [Line Items]
Number of properties acquired \| property						10	5
Aggregate Square Footage \| ft²						17,000,000.0
Aggregate Purchase Price						$ 153,067	$ 11,954
Houston, Texas
Business Combination [Line Items]
Number of properties acquired \| property				5
Aggregate Square Footage \| ft²				215,474
Weighted Average Remaining Lease Term at Time of Acquisition				10 years
Aggregate Purchase Price				$ 29,500
Number of tenants \| tenant				1
Dallas Fort Worth, Texas
Business Combination [Line Items]
Aggregate Square Footage \| ft²			140,304
Weighted Average Remaining Lease Term at Time of Acquisition			11 years 3 months 18 days
Aggregate Purchase Price			$ 44,300
Number of tenants \| tenant			1
Germantown, Wisconsin
Business Combination [Line Items]
Aggregate Square Footage \| ft²		303,991
Weighted Average Remaining Lease Term at Time of Acquisition		19 years 4 months 24 days
Aggregate Purchase Price		$ 62,900
Number of tenants \| tenant		1
Harrison Township, Michigan
Business Combination [Line Items]
Number of properties acquired \| property	3
Aggregate Square Footage \| ft²	215,102
Weighted Average Remaining Lease Term at Time of Acquisition	10 years
Aggregate Purchase Price	$ 16,500
Number of tenants \| tenant	1
Warfordsburg, Pennsylvania
Business Combination [Line Items]
Number of properties acquired \| property					5
Aggregate Square Footage \| ft²					142,125
Weighted Average Remaining Lease Term at Time of Acquisition					25 years 1 month 6 days
Aggregate Purchase Price					$ 12,000
Number of tenants \| tenant					1
Series of Property Acquisitions
Business Combination [Line Items]
Aggregate Square Footage \| ft²						874,871	142,125
Weighted Average Remaining Lease Term at Time of Acquisition						14 years 3 months 18 days	25 years 1 month 6 days
Aggregate Purchase Price						$ 153,067	$ 11,954
Aggregate Capitalized Acquisition Expenses						$ 867	$ 267