Leases - Balance Sheet Location of Assets and Liabilities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Lessee, Lease, Description [Line Items]
Operating lease assets	$ 217.1	$ 166.9
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Other Assets, Noncurrent	Other Assets, Noncurrent
Finance leases	$ 22.0	$ 27.9
Right-of-use assets	$ 239.1	$ 194.8
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other accrued liabilities	Other accrued liabilities
Operating lease liability, current	$ 28.4	$ 26.0
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List]	Current indebtedness	Current indebtedness
Finance lease liability, current	$ 3.3	$ 4.9
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other non-current liabilities	Other non-current liabilities
Operating lease liability, noncurrent	$ 189.5	$ 147.3
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Total long-term debt, less current portion	Total long-term debt, less current portion
Finance lease liability, noncurrent	$ 17.4	$ 20.9
Present value of lease liabilities	238.6	199.1
Total operating lease liabilities	217.9	173.3
Total finance lease liabilities	20.7	25.8
CSCA
Lessee, Lease, Description [Line Items]
Operating lease assets	100.5	98.2
Finance leases	13.8	15.3
Total operating lease liabilities	102.2	99.7
Total finance lease liabilities	14.9	16.0
CSCI
Lessee, Lease, Description [Line Items]
Operating lease assets	49.5	30.7
Finance leases	6.6	7.9
Total operating lease liabilities	51.7	31.8
Total finance lease liabilities	4.1	5.0
Unallocated
Lessee, Lease, Description [Line Items]
Operating lease assets	67.1	38.0
Finance leases	1.6	4.7
Total operating lease liabilities	64.0	41.8
Total finance lease liabilities	$ 1.7	$ 4.8