Co-investments - Summary of Investments (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Dec. 31, 2021
Schedule of Equity Method Investments [Line Items]
Co-investments	$ 1,049,252	$ 1,142,257
Distributions in excess of investments in co-investments	43,983	35,545
Total operating and other co-investments, net
Schedule of Equity Method Investments [Line Items]
Co-investments	$ 516,275	565,251
Wesco I, Wesco III, Wesco IV, Wesco V, Wesco VI, and Essex JV
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	54.00%
Co-investments	$ 178,960	168,198
BEXAEW, BEX II, BEX IV, and 500 Folsom
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	50.00%
Co-investments	$ 248,782	270,550
Other
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	52.00%
Co-investments	$ 88,533	126,503
Distributions in excess of investments in co-investments	$ 300
Total development co-investments
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	51.00%
Co-investments	$ 12,808	11,076
Total preferred interest co-investments
Schedule of Equity Method Investments [Line Items]
Co-investments	520,169	565,930
Total preferred interest co-investments | Investments in Majority-owned Subsidiaries
Schedule of Equity Method Investments [Line Items]
Co-investments	73,200	$ 71,100
Wesco I, Wesco III, and Wesco IV
Schedule of Equity Method Investments [Line Items]
Distributions in excess of investments in co-investments	$ 43,700