Commitment and Contingencies - Supplemental Cash Flow Information(Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Supplemental Cash Flow Information [Abstract]
Cash paid for operating lease liabilities	$ 24.3	$ 24.0	$ 22.4
Right-of-use assets obtained in exchange for operating lease liabilities	$ 39.0	17.2	$ 95.5
Accounting Standards Update 2016-02
Supplemental Cash Flow Information [Abstract]
Right-of-use assets obtained in exchange for operating lease liabilities		$ 64.6