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Commitments and Contingencies (Details) - USD ($) $ in Millions	1 Months Ended	3 Months Ended			6 Months Ended		12 Months Ended			25 Months Ended
	Dec. 31, 2019	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2016	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2021
Loss Contingencies [Line Items]
Restructuring charges		$ 5.7	$ 7.4		$ 9.2	$ 10.4
Withdrawal liability			22.9			$ 22.9
Settlement of multi-employer pension plan	$ 10.0
Forecast
Loss Contingencies [Line Items]
Settlement of multi-employer pension plan							$ 5.0	$ 6.0		$ 21.0
Withdrawal from Multiemployer Defined Benefit Plan
Loss Contingencies [Line Items]
Restructuring charges			$ 22.9	$ 12.5
Withdrawal from Multiemployer Defined Benefit Plan \| Adjustment
Loss Contingencies [Line Items]
Restructuring charges									$ (8.5)