Share-Based Payments - Summary of Share-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense - other	$ 8,889	$ 6,201
Share-based compensation related to Formation Transaction and special equity awards	9,441	11,131
Total share-based compensation expense	18,330	17,332
Less amount capitalized	(968)	(743)
Share-based compensation expense	17,362	16,589
Total unrecognized compensation expense	$ 90,300
Compensation expense recognition period (in years)	2 years 1 month 6 days
Time-Based Long-Term Incentive Partnership Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense - other	$ 3,351	2,934
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense - other	$ 3,989	2,208
Compensation expense recognition period (in years)	4 years
Other Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense - other	$ 1,549	1,059
Formation Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation related to Formation Transaction and special equity awards	1,259	1,660
OP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation related to Formation Transaction and special equity awards	6,641	7,931
LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation related to Formation Transaction and special equity awards	112	108
Special Performance-Based LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation related to Formation Transaction and special equity awards	671	644
Special Time-Based LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation related to Formation Transaction and special equity awards	$ 758	$ 788

Allocated Share-based Compensation Expense - Formation Transaction and Other Special Equity Awards

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