Co-investments - Schedule of Co-Investments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Dec. 31, 2025
Schedule of Equity Method Investments [Line Items]
Total co-investments, net	$ 549,997	$ 531,713
Distributions in excess of investments in co-investments	99,316	98,837
Total operating and other co-investments, net
Schedule of Equity Method Investments [Line Items]
Total co-investments, net	$ 317,904	304,371
Wesco I, Wesco III, Wesco IV, Wesco V, and Wesco VI
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	54.00%
Total co-investments, net	$ 71,147	73,002
BEX IV and 500 Folsom
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	50.00%
Total co-investments, net	$ 134,147	135,518
Other
Schedule of Equity Method Investments [Line Items]
Weighted average company ownership percentage	53.00%
Total co-investments, net	$ 112,610	95,851
Total preferred interest co-investments
Schedule of Equity Method Investments [Line Items]
Total co-investments, net	232,093	227,342
Total preferred interest co-investments | Investments in Majority-owned Subsidiaries
Schedule of Equity Method Investments [Line Items]
Total co-investments, net	53,700	52,800
Wesco I, Wesco III, and Wesco IV
Schedule of Equity Method Investments [Line Items]
Distributions in excess of investments in co-investments	$ 99,300	$ 98,800