Leases - Amounts recognized in Condensed Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Assets:
Finance lease right-of-use assets	$ 605.7	$ 620.3
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, plant, and equipment, net	Property, plant, and equipment, net
Operating lease right-of-use assets	$ 78.0	$ 71.2
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other noncurrent assets	Other noncurrent assets
Total lease assets	$ 683.7	$ 691.5
Liabilities:
Finance lease liabilities	720.0	720.0
Operating lease liabilities - current	$ 19.0	$ 12.4
Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Accrued expenses and other current liabilities	Accrued expenses and other current liabilities
Operating lease liabilities - noncurrent	$ 68.7	$ 55.8
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other noncurrent liabilities	Other noncurrent liabilities
Total lease liability	$ 807.7	$ 788.2
Accumulated amortization of right-of-use assets	133.9	119.4
Operating lease, right-of-use asset, accumulated amortization	$ 44.6	$ 31.0