Co-investments - Combined Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Equity Method Investment, Financial Statement, Reported Amounts [Abstract]
Rental properties and real estate under development	$ 24,631		$ 23,724
Total assets	12,885,185		12,361,427
Debt	7,129,240		6,735,244
Other liabilities	48,321		46,175
Equity	5,723,753	$ 5,796,857	5,593,978	$ 5,895,116
Total liabilities and equity	12,885,185		12,361,427
Equity Method Investment, Summarized Financial Information [Abstract]
Property revenues	426,928	412,421
Interest expense	(55,933)	(51,045)
General and administrative	(17,171)	(15,311)
Net income	285,140	161,594
Related Party | Total co-investment
Equity Method Investment, Summarized Financial Information [Abstract]
Company's share of net income	1,100	2,000
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Equity Method Investment, Financial Statement, Reported Amounts [Abstract]
Rental properties and real estate under development	4,739,567		5,123,164
Other assets	295,557		279,237
Total assets	5,035,124		5,402,401
Debt	3,312,158		3,622,609
Other liabilities	312,091		317,208
Equity	1,410,875		1,462,584
Total liabilities and equity	5,035,124		5,402,401
Company's share of equity	998,769		$ 996,245
Equity Method Investment, Summarized Financial Information [Abstract]
Property revenues	106,293	100,593
Property operating expenses	(42,314)	(42,078)
Net operating income	63,979	58,515
Interest expense	(40,943)	(32,684)
General and administrative	(7,563)	(2,980)
Depreciation and amortization	(45,793)	(41,388)
Net income	(30,320)	(18,537)
Company's share of net income	$ 12,366	$ 10,871