Leases - Schedule of Supplemental Balance Sheet Information Related to Leases (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Operating lease assets, net of amortization	$ 44.3	$ 37.4
Finance lease assets, net of amortization	$ 10.7	$ 28.0
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other noncurrent assets	Other noncurrent assets
Current operating lease liabilities	$ 9.6	$ 9.6
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Noncurrent operating lease liabilities	$ 40.2	$ 33.6
Total operating lease liabilities	49.8	43.2
Current finance lease liabilities	$ 7.2	$ 13.9
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Other current liabilities	Other current liabilities
Noncurrent finance lease liabilities	$ 42.3	$ 52.1
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-term debt, less current portion	Long-term debt, less current portion
Total finance lease liabilities	$ 49.5	$ 66.0