Annual report pursuant to Section 13 and 15(d)

Orion Office REIT, Equity-Based Compensation - Narrative (Details)

v3.22.4
Orion Office REIT, Equity-Based Compensation - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Time-Based Restricted Stock Units and Restricted Stock Units | Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting rights, percentage 0.00%  
Time-Based Restricted Stock Units and Restricted Stock Units | Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting rights, percentage 100.00%  
Performance-Based RSUs    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Performance period 3 years  
Time-Based Restricted Stock Units and Performance-Based Restricted Stock Units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation expense $ 1.4 $ 0.1
Unrecognized compensation expense $ 2.7 $ 0.5
Weighted-average remaining term (in years) 2 years 2 years 2 months 12 days
Realty Income Time-Based Restricted Stock Units and Stock Options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Equity-based compensation expense $ 0.4 $ 0.1
Unrecognized compensation expense $ 0.2 $ 0.6
Weighted-average remaining term (in years) 1 year 1 year 8 months 12 days