Summary of Significant Accounting Policies - Components of Revenue Streams, Timing of Satisfying Performance Obligations, and Amounts (Parenthetical) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021		Dec. 31, 2020
Product Information [Line Items]
Management, transaction, and other fees	$ 25,851	$ 40,337		$ 26,501
Promote income [Member]
Product Information [Line Items]
Management, transaction, and other fees	$ 13,600	$ 13,589	[1]

[1] The Company recognized $13.6 million in promote revenue during the year ended December 31, 2021, for exceeding partnership return thresholds from the Company's performance as managing member in the USAA partnership. The consideration was paid in the form of a real estate asset.