Annual report pursuant to Section 13 and 15(d)

Orion Office REIT, Real Estate Investments and Related Intangibles - Investment in Unconsolidated Entities (Details)

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Orion Office REIT, Real Estate Investments and Related Intangibles - Investment in Unconsolidated Entities (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2021
USD ($)
property
Schedule of Equity Method Investments [Line Items]  
Number of properties | property 92
Arch Street Joint Venture  
Schedule of Equity Method Investments [Line Items]  
Ownership 20.00%
Number of properties | property 6
Carrying Amount of Investment $ 18,631
Equity in Income $ (56)
Number of unconsolidated joint ventures | property 1
Purchase price $ 30,500
Difference between carrying amount and underlying equity $ 2,100