Fair Value Instruments - Summary of Changes to Level 3 Instruments (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021
Ginop
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Beginning balance	$ 1.5
Ending balance		$ 1.5
Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Beginning balance	2.8	1.8
Change in fair value	0.1	0.1
Ending balance	$ 2.9	2.8
Level 3 | Ginop
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Acquisition		$ 0.9