Annual report pursuant to Section 13 and 15(d)

Orion Office REIT, Net Income (Loss) Per Share - Schedule of Antidilutive (Details)

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Orion Office REIT, Net Income (Loss) Per Share - Schedule of Antidilutive (Details) - shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Weighted average unvested Time-Based RSUs and Performance-Based RSUs      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share (in shares) 0 0 0
Weighted average stock warrants      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive securities excluded from computation of earnings per share (in shares) 1,120,000 1,120,000 0