Commitments and Contingencies - Asbestos Narrative (Details) - Asbestos [Member] $ in Millions	3 Months Ended	348 Months Ended	360 Months Ended
	Jun. 30, 2020 USD ($)	Dec. 31, 2019 USD ($) claimants	Dec. 31, 2020 USD ($) claimants cases	Dec. 31, 2018 claimants	Dec. 31, 2017 claimants
Loss Contingencies [Line Items]
Number of pending cases | cases			337
Number of pending claims | claimants		4,759	4,655	4,820	5,256
Number of pending claims seeking specific amounts of damages | claimants			40
Total settlement costs			$ 10.0
Percentage of settlement and defense costs covered by insurance		40.00%
Liabilities Subject to Compromise, Asbestos Obligations			$ 28.7
Selling, General and Administrative Expenses [Member]
Loss Contingencies [Line Items]
Impact of change in accounting principle	$ 23.4
Minimum [Member]
Loss Contingencies [Line Items]
Liabilities Subject to Compromise, Asbestos Obligations		$ 31.5
Maximum [Member]
Loss Contingencies [Line Items]
Liabilities Subject to Compromise, Asbestos Obligations		$ 43.3
Punitive Only Damages [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Number of pending claims seeking specific amounts of damages | claimants			0