Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Sep. 24, 2021	Aug. 26, 2021	Jun. 30, 2020
Deconsolidation, Gain (Loss), Amount			$ 24.9
Cash Divested from Deconsolidation			10.8
Reserves for environmental matters	$ 40.7	$ 39.6
Total current standard product warranty reserve	105.6	106.6
Total current extended warranty liability	111.3	115.4
Charge to increase Funding Liability		21.2
Qualified Settlement Fund				$ 270.0
Bankruptcy Claims, Amount Paid to Settle Claims					$ 545.0
QSF Funding	270.0
Cash and Cash Equivalents [Member]
Bankruptcy Claims, Amount Paid to Settle Claims					540.0
Commercial Paper [Member]
Bankruptcy Claims, Amount Paid to Settle Claims					$ 5.0
Aldrich and Murray [Member]
Equity Securities without Readily Determinable Fair Value, Amount						$ 53.6
Discontinued Operations [Member]
Deconsolidation, Gain (Loss), Amount			25.8
Reserves for environmental matters	37.2	36.3
Charge to increase Funding Liability		14.0
QSF Funding	178.2
Continuing and Discontinued Operations [Member]
Cash Divested from Deconsolidation			41.7
Continuing Operations [Member]
Deconsolidation, Gain (Loss), Amount			$ 0.9
Charge to increase Funding Liability		7.2
QSF Funding	$ 91.8
Asbestos [Member]
Liability from Deconsolidation		$ 270.0				$ 248.8