Annual report pursuant to Section 13 and 15(d)

Orion Office REIT, Stockholders' Equity - Narrative (Details)

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Orion Office REIT, Stockholders' Equity - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
Nov. 12, 2021
Nov. 10, 2021
Jul. 15, 2021
Class of Stock [Line Items]      
Issuance of common stock, net (in shares)   56,525,650 100,000
Proceeds from issuance of common stock     $ 1
Warrants to purchase (in shares) 1,120,000    
Warrant, exercise price (in dollars per share) $ 22.42    
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