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Restructuring Reserve Narrative (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 30.8	$ 24.0
Minimum [Member] | Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost			$ 50.0
Maximum [Member] | Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost			$ 65.0
Driveline [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	2.3	9.9
Metal Forming [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	1.4	10.4
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	2.0	16.3
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 28.8	$ 7.7

X

- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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