In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

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Name:	us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Business Combinations - Acquisition of Mitec (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 02, 2019
Business Acquisition [Line Items]
Business Combination, Bargain Purchase, Gain Recognized, Amount	$ 10.8	$ 0.0	$ 0.0
Mitec Automotive AG [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets				$ 20.2
Business Combination, Consideration Transferred	9.4
Business Combination, Bargain Purchase, Gain Recognized, Amount	$ 10.8