Leases - Operating lease liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease, liability, current, statement of financial position	Accrued expenses and other current liabilities
Current operating lease liabilities	$ 96.6
Long-term operating lease liabilities	2,408.5	$ 2,373.6
Total operating lease liabilities	$ 2,505.1