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Share-Based Payments - LTIP Units and Time-Based LTIP Units (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 30, 2021
Jan. 31, 2021
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]          
Compensation expense recognition period (in years)     1 year 10 months 24 days    
Share-based compensation expense     $ 13,236 $ 17,362  
Time-Based LTIP Units          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]          
Vesting period   4 years      
Compensation expense recognition period (in years)   4 years      
Expected volatility     39.00%    
Risk-free interest rate     0.10%    
Post-grant restriction periods     2 years    
Unvested Shares          
Granted (in shares)   485,753      
Weighted Average Grant-Date Fair Value          
Granted   $ 29.21      
LTIP Units          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]          
Share-based compensation expense         $ 4,800
Unvested Shares          
Fully vested grants (in shares)   163,065      
Weighted Average Grant-Date Fair Value          
Granted   $ 29.54      
LTIP Units and Time-Based LTIP Units          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]          
Fair value of awards on grant date     $ 19,000    
Trustees | LTIP Units          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]          
Fair value of awards on grant date $ 1,900        
Unvested Shares          
Granted (in shares) 71,792