Related-Party Transactions - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related-party transactions
Compensation and benefits expense related to tranche of promissory note	$ 714,749	$ 618,195	$ 913,909
Unsecured Promissory Notes
Related-party transactions
Compensation and benefits expense related to tranche of promissory note		100	100
Related Party
Related-party transactions
Revenue from related parties	0	8,857	30,346
Manager \| Aircraft Lease Entered into During August 2014
Related-party transactions
Expenses	1,078	1,295	1,295
Employees
Related-party transactions
Unsecured promissory notes from employees	$ 3,119	3,119
Employees \| Unsecured Promissory Notes
Related-party transactions
Interest rates (as a percent)	4.00%
Principal repayments	$ 0	0	70
Interest income recognized	125	17	11
Moelis Asset Management LP
Related-party transactions
Fee for services	225	221	220
Due from related party	0	0
Atlas Crest Entities
Related-party transactions
Fee for services	0	110	$ 200
Fee for services per month	$ 10
MA Financial
Related-party transactions
Revenue from related parties		$ 4,212

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