Segment Reporting - Summary of Segment Information (Parenthetical) (Details) - USD ($) $ in Thousands		3 Months Ended				6 Months Ended
		Jun. 30, 2022		Jun. 30, 2021		Jun. 30, 2022		Jun. 30, 2021		Dec. 31, 2021
Segment Reporting Information [Line Items]
Real estate at cost	[1]	$ 4,335,157		$ 3,973,434		$ 4,335,157		$ 3,973,434
Total assets		4,438,884	[1]	4,029,293	[1]	4,438,884	[1]	4,029,293	[1]	$ 4,261,746
Net (income) loss attributable to noncontrolling interests		(15,451)		$ (3,259)		11,808		(7,379)
Funds | Fund II's City Point Property
Segment Reporting Information [Line Items]
Real estate at cost		660,000				660,000
Total assets		$ 650,600				650,600
Net (income) loss attributable to noncontrolling interests						$ 7,000		$ 189,000

[1] Real estate at cost and total assets for the Funds segment include $660.0 million and $650.6 million, or $270.7 million and $189.0 million net of non-controlling interests, related to Fund II’s City Point property at June 30, 2022 and 2021, respectively.