Share-Based Payments - Summary of Share-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 16,186	$ 15,723	$ 56,571	$ 49,380
Less amount capitalized	(1,177)	(406)	(3,388)	(1,948)
Share-based compensation expense	15,009	15,317	53,183	47,432
Total unrecognized compensation expense	59,700		$ 59,700
Compensation expense recognition period (in years)			1 year 10 months 24 days
Share Based Compensation - Other
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	9,053	6,174	$ 31,139	19,177
Time-Based Long-Term Incentive Partnership Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	3,364	2,755	11,003	8,529
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	3,999	2,016	$ 14,207	6,205
Compensation expense recognition period (in years)			4 years
LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense			$ 1,100	1,000
Other Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	1,690	1,403	4,829	3,443
Share Based Compensation Related To Formation Transaction and Special Equity Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	7,133	9,549	25,432	30,203
Formation Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	875	1,227	3,473	4,116
OP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	4,780	6,747	17,398	21,491
LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	95	117	310	340
Special Performance-Based LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	657	654	2,015	1,938
Special Time-Based LTIP Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share-based compensation expense	$ 726	$ 804	$ 2,236	$ 2,318

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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