Legal Matters and Contingencies (Details) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020 claim	Sep. 30, 2019 claim	Sep. 30, 2020 USD ($) claim	Sep. 30, 2019 claim	Dec. 31, 2019 claim
Liability for Asbestos and Environmental Claims, Net [Roll Forward]
Beginning claims	8,100	8,315	8,345	8,619	8,619
Beginning claims			8,345	8,619	8,619
New claims	635	656	1,672	1,671	2,314
Resolved claims	(398)	(699)	(1,706)	(2,027)	(2,601)
Other	9	5	35	14	13
Ending claims	8,346	8,277	8,346	8,277	8,345
Ending claims	8,346	8,277	8,346	8,277	8,345
Loss contingency expense | $			$ 12.1