Other Assets (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Other Assets, Noncurrent Disclosure [Abstract]
Deposits	$ 32.6	$ 30.7
Deferred profit sharing asset	10.6	10.7
Income tax receivable	5.6	7.3
Derivative instruments	43.0	20.4
Prepaid pension assets	18.4	0.0
Equity method investment in unconsolidated entities	4.8	4.9
Stop loss insurance receivable	12.7	14.5
Cash surrender value of life insurance policies	0.8	0.9
Indemnification asset	22.1	17.5
Debt issue costs	4.7	6.0
Marketable securities	24.1	24.8
Other	80.8	62.7
Other assets	$ 260.2	$ 200.4