Segment Reporting - Summary of Segment Information (Parenthetical) (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022		Mar. 31, 2021		Dec. 31, 2021
Segment Reporting Information [Line Items]
Real estate at cost	[1]	$ 4,268,475		$ 3,993,845
Total assets		4,496,181	[1]	4,093,757	[1]	$ 4,261,746
Net (income) loss attributable to noncontrolling interests		27,259		4,120
Funds | Fund II's City Point Property
Segment Reporting Information [Line Items]
Real estate at cost		657,900
Total assets		643,000
Net (income) loss attributable to noncontrolling interests		$ 191,100		$ 186,900

[1] Real estate at cost and total assets for the Funds segment include $657.9 million and $643.0 million, or $191.1 million and $186.9 million net of non-controlling interests, related to Fund II’s City Point property at March 31, 2022 and 2021, respectively.