Consolidated Statements of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenues	$ 1,194,545	$ 854,748	$ 985,297
Expenses
Compensation and benefits	830,151	714,749	618,195
Occupancy	29,908	28,608	24,243
Professional fees	27,056	32,796	20,971
Communication, technology and information services	50,573	45,978	39,310
Travel and related expenses	40,054	37,005	32,416
Depreciation and amortization	10,444	8,317	7,975
Other expenses	33,414	27,647	26,087
Total expenses	1,021,600	895,100	769,197
Operating income (loss)	172,945	(40,352)	216,100
Other income and (expenses)	23,067	11,205	220
Income (loss) before income taxes	196,012	(29,147)	216,320
Provision (benefit) for income taxes	44,521	(1,631)	47,638
Net income (loss)	151,491	(27,516)	168,682
Net income (loss) attributable to noncontrolling interests	15,471	(2,816)	18,337
Net income (loss) attributable to Moelis & Company	136,020	(24,700)	150,345
Class A Common Stock
Expenses
Net income (loss) attributable to Moelis & Company	$ 136,020	$ (24,700)	$ 150,345
Weighted-average shares of Class A common stock outstanding
Basic (in shares)	71,876,838	68,501,018	65,766,439
Diluted (in shares)	76,611,948	68,501,018	70,320,182
Net income (loss) per share attributable to holders of shares of Class A common stock
Basic (in dollars per share)	$ 1.89	$ (0.36)	$ 2.29
Diluted (in dollars per share)	$ 1.78	$ (0.36)	$ 2.14