Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 19,240	$ (11,369)	$ 51,646	$ (21,052)
Foreign currency translation adjustment, net of tax	2,263	(838)	1,988	(249)
Other comprehensive income (loss)	2,263	(838)	1,988	(249)
Comprehensive income (loss)	21,503	(12,207)	53,634	(21,301)
Less: Comprehensive income (loss) attributable to noncontrolling interests	2,528	(702)	5,175	(2,029)
Comprehensive income (loss) attributable to Moelis & Company	$ 18,975	$ (11,505)	$ 48,459	$ (19,272)