Quarterly report pursuant to Section 13 or 15(d)

Share-Based Compensation - Narrative (Details)

v3.21.4
Share-Based Compensation - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2021
Dec. 31, 2020
Omnibus Incentive Plan (the "Plan")      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized (in shares) 11,300,000 11,300,000  
Restricted Stock Units (RSUs)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 500,000 $ 500,000  
Series A unit awards | Series A Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation expense $ 2,100,000 $ 2,300,000 $ 0
Number of vested awards (in shares)     4,000
Number of unvested awards (in shares) 0 0 4,500