Leases - Supplemental Balance Sheet Information Related to Leases (Detail) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Operating Leased Assets [Line Items]
Right of use lease assets, net	$ 19.1	$ 24.3
Financing lease assets noncurrent	$ 5.8	$ 7.0
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, plant, and equipment, net	Property, plant, and equipment, net
Total lease assets	$ 28.1	$ 34.2
Finance lease liability current	$ 0.8	$ 1.0
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Current portion of long-term debt	Current portion of long-term debt
Operating lease liability current	$ 7.0	$ 10.0
Finance lease liability Noncurrent	$ 6.5	$ 7.4
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Long-term debt, less current portion	Long-term debt, less current portion
Operating lease liability noncurrent	$ 18.9	$ 23.7
Total lease liabilities	33.2	42.1
Trade And Other Receivables Net [Member]
Operating Leased Assets [Line Items]
Operating lease assets current	0.9	0.1
Prepaid Expenses and Other Current Assets [Member]
Operating Leased Assets [Line Items]
Operating lease assets current	$ 2.3	$ 2.8