Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenue:
Total revenue	$ 91.8	$ 112.2
Operating expenses:
Compensation and benefits	49.1	46.8
General and administrative expense	18.4	16.9
Depreciation and amortization	3.8	5.3
Total operating expenses	72.0	69.0
Operating income	19.8	43.2
Non-operating income and (expense):
Investment income (loss)	0.3	(0.1)
Interest income	1.1	0.0
Interest expense	(4.9)	(6.5)
Loss on extinguishment of debt	0.0	(3.2)
Total non-operating income (loss)	(2.7)	(9.8)
Income before income taxes	17.1	33.4
Income tax expense	5.1	9.6
Net income	12.0	23.8
Net income attributable to non-controlling interests in consolidated Funds	0.0	0.0
Net income attributable to controlling interests	$ 12.0	$ 23.8
Earnings per share (basic) attributable to controlling interests (in dollars per share)	$ 0.29	$ 0.54
Earnings per share (diluted) attributable to controlling interests (in dollars per share)	$ 0.28	$ 0.53
Weighted average common stock outstanding (in shares)	41,444,200	43,969,713
Weighted average diluted common stock outstanding (in shares)	42,710,577	45,327,390
Consolidated Funds
Revenue:
Total revenue	$ 0.7	$ 0.0
Operating expenses:
Total operating expenses	0.7	0.0
Non-operating income and (expense):
Net consolidated Funds’ investment gains	0.8	0.0
Management fees
Revenue:
Revenue:	90.6	102.2
Performance fees
Revenue:
Revenue:	$ 0.5	$ 10.0