Leases - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Feb. 07, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right of use assets		$ 71.9	$ 64.8
Operating lease liability		85.4	85.9
Operating lease liability		85.4	85.9
Right-of-use assets recognized during period		33.6
Operating lease liabilities recognized during period		33.6
Impairment of operating leases		1.9	17.5
Cash paid for operating leases	$ 5.9	$ 36.8	$ 28.1	$ 23.7
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right of use assets					$ 91.9
Operating lease liability					112.9
Operating lease liability					$ 112.9