Annual report pursuant to Section 13 and 15(d)

Orion Office REIT, Stockholder???s Equity (Details)

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Orion Office REIT, Stockholder’s Equity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Nov. 12, 2021
Nov. 10, 2021
Jul. 15, 2021
Dec. 31, 2021
Class of Stock [Line Items]        
Issuance of common stock, net (in shares)   56,525,650 100,000  
Common stock, par value (in dollars per share)   $ 0.001 $ 0.01 $ 0.001
Proceeds from issuance of common stock     $ 1  
Warrants to purchase (in shares) 1,120,000      
Warrant, exercise price (in dollars per share) $ 22.42      
Warrants, fair value $ 3,300      
Warrants, expense       $ 3,300
Maximum        
Class of Stock [Line Items]        
Warrants expire term 10 years      
Minimum        
Class of Stock [Line Items]        
Warrants expire term 7 years      
Realty Income        
Class of Stock [Line Items]        
Common stock, shares owned by realty income (in shares)   56,625,650