Other Liabilities - Schedule of Other Liabilities (Details) - USD ($) $ in Thousands		Sep. 30, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Operating lease liabilities		$ 65,747	$ 77,291
Accounts payable and accrued expenses		54,179	98,173
Payable to investors		37,270	30,311
Other		77,838	86,842
Total other liabilities	[1]	$ 235,034	$ 292,617

[1] Includes amounts in consolidated variable interest entities (VIEs). See “Notes to Condensed Consolidated Financial Statements – Note 6. Securitizations and Variable Interest Entities.”