Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net income	$ 53.9	$ 21.6	$ 76.0	$ 82.7
Other comprehensive income (loss):
Amortization related to derivative securities, net of tax	0.6	0.6	1.1	1.2
Foreign currency translation adjustment	0.3	(0.6)	(1.8)	(0.1)
Total other comprehensive income (loss)	0.9	0.0	(0.7)	1.1
Total comprehensive income attributable to controlling interests	19.8	28.0	50.8	81.8
Consolidated Funds
Other comprehensive income (loss):
Comprehensive income (loss) attributable to non-controlling interests in consolidated Funds	$ 35.0	$ (6.4)	$ 24.5	$ 2.0