Gladstone Commercial Corporation Quarterly report pursuant to Section 13 or 15(d)

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

Real Estate and Intangible Assets - Summary of Acquired Properties (Details) $ in Thousands						6 Months Ended
	May 12, 2023 USD ($) ft² tenant property	May 04, 2023 USD ($) ft² tenant property	Apr. 14, 2023 USD ($) ft² tenant	Mar. 11, 2022 USD ($) ft² tenant	Feb. 24, 2022 USD ($) ft² tenant	Jun. 30, 2023 USD ($) ft² property	Jun. 30, 2022 USD ($) ft² property
Business Acquisition [Line Items]
Number of properties acquired \| property						1	7
Aggregate Purchase Price						$ 5,363	$ 51,919
Riverdale, Illinois
Business Acquisition [Line Items]
Aggregate Square Footage \| ft²			76,089
Weighted Average Lease Term			20 years
Aggregate Purchase Price			$ 5,400
Number of tenants \| tenant			1
Wilkesboro, North Carolina
Business Acquisition [Line Items]
Aggregate Square Footage \| ft²					80,000
Weighted Average Lease Term					12 years 8 months 12 days
Aggregate Purchase Price					$ 7,500
Number of tenants \| tenant					1
Oklahoma City, Oklahoma
Business Acquisition [Line Items]
Aggregate Square Footage \| ft²				56,000
Weighted Average Lease Term				7 years
Aggregate Purchase Price				$ 6,000
Number of tenants \| tenant				1
Cleveland, Ohio and Fort Payne, Alabama
Business Acquisition [Line Items]
Number of properties acquired \| property		2
Aggregate Square Footage \| ft²		260,719
Weighted Average Lease Term		11 years 4 months 24 days
Aggregate Purchase Price		$ 19,500
Number of tenants \| tenant		1
Wilmington, North Carolina
Business Acquisition [Line Items]
Number of properties acquired \| property	3
Aggregate Square Footage \| ft²	345,584
Weighted Average Lease Term	13 years 1 month 6 days
Aggregate Purchase Price	$ 18,900
Number of tenants \| tenant	1
Series of Property Acquisitions
Business Acquisition [Line Items]
Aggregate Square Footage \| ft²						76,089	742,303
Weighted Average Lease Term						20 years	11 years 8 months 12 days
Aggregate Purchase Price						$ 5,363	$ 51,919
Aggregate Capitalized Acquisition Costs						$ 98	$ 519