Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 422.4	$ 459.1	$ 556.3	$ 603.6
Other comprehensive (loss) income before reclassifications	1.1	(4.7)	9.8	(9.8)
Amounts reclassified to net income (loss)	(1.5)	0.6	(0.8)	0.9
Ending balance	428.0	497.9	428.0	497.9
Foreign Currency Translation Adjustment
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(20.0)	1.3	(6.7)	5.2
Other comprehensive (loss) income before reclassifications	(11.6)	(4.4)	(24.9)	(8.3)
Amounts reclassified to net income (loss)	0.0	0.0	0.0	0.0
Ending balance	(31.6)	(3.1)	(31.6)	(3.1)
Unrealized Gain on Available-for-sale Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance		0.0		0.3
Other comprehensive (loss) income before reclassifications		0.0		(0.3)
Amounts reclassified to net income (loss)		0.0		0.0
Ending balance		0.0		0.0
Unrealized Gain (Loss) on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	27.2	(0.6)	4.5	0.0
Other comprehensive (loss) income before reclassifications	12.7	(0.3)	34.7	(1.2)
Amounts reclassified to net income (loss)	(1.5)	0.6	(0.8)	0.9
Ending balance	38.4	(0.3)	38.4	(0.3)
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	7.2	0.7	(2.2)	5.5
Ending balance	$ 6.8	$ (3.4)	$ 6.8	$ (3.4)