Fair Value of Assets and Liabilities - Summary of Liabilities Recorded at Carrying Value (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Senior Notes Due 2024 [Member]
Debt Instrument [Line Items]
Senior Notes	$ 400.0	$ 400.0
Senior Notes Fair Value	212.0	401.0
Senior Notes Due 2025 [Member]
Debt Instrument [Line Items]
Senior Notes	700.0	700.0
Senior Notes Fair Value	487.8	745.5
Senior Notes Due 2025 EURO [Member]
Debt Instrument [Line Items]
Senior Notes	363.5	396.4
Senior Notes Fair Value	269.0	423.7
Term Loan B EUR [Member]
Debt Instrument [Line Items]
Senior Notes	346.1	380.3
Senior Notes Fair Value	290.2	375.2
Term Loan B USD [Member]
Debt Instrument [Line Items]
Senior Notes	382.8	385.8
Senior Notes Fair Value	$ 325.9	$ 381.9