Leases (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Leases [Abstract]
Right of use assets and lease liabilities obtained, operating lease	$ 11.4
Long-term supply agreement, incremental borrowing rate	6.50%		6.50%
Short-term lease expense	$ 111.3	$ 19.4	$ 325.5	$ 19.4
Lease expense	4.4	187.2	17.1	187.2
Interest expense	$ 1.6	$ 1.0	5.6	$ 1.0
Increase in right of use assets and lease liabilities obtained, operating lease			$ 17.8