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Business Acquisitions and Investments (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended
	May 31, 2019	Apr. 30, 2019	Mar. 31, 2020	Dec. 31, 2019	Aug. 31, 2019
Assets acquired and liabilities assumed [Abstract]
Goodwill			$ 77,588	$ 77,802
Pollak business of Stoneridge, Inc. [Member]
Allocation of the Purchase Price, Assets Acquired and Liabilities Assumed [Abstract]
Acquisition of assets and liabilities		$ 40,000
Post-closing adjustments amount	$ 1,600
Purchase Price		38,427
Assets acquired and liabilities assumed [Abstract]
Inventory		3,331
Property, plant and equipment, net		45
Intangible assets		24,650
Goodwill		10,401
Net assets acquired		38,427
Revenues			$ 9,500
Pollak business of Stoneridge, Inc. [Member] | Customer Relationships [Member]
Assets acquired and liabilities assumed [Abstract]
Intangible assets		7,200
Estimated useful life of intangible assets			15 years
Pollak business of Stoneridge, Inc. [Member] | Trademarks [Member]
Assets acquired and liabilities assumed [Abstract]
Intangible assets		200
Estimated useful life of intangible assets			10 years
Pollak business of Stoneridge, Inc. [Member] | Non-Compete Agreements [Member]
Assets acquired and liabilities assumed [Abstract]
Intangible assets		100
Estimated useful life of intangible assets			5 years
Pollak business of Stoneridge, Inc. [Member] | OE/OES [Member] | Customer Relationships [Member]
Assets acquired and liabilities assumed [Abstract]
Intangible assets		$ 17,200
Estimated useful life of intangible assets			10 years
Jiangsu Che Yijia New Energy Technology Co., Ltd. [Member]
Business Combination, Description [Abstract]
Percentage of equity interest acquired in joint venture					29.00%
Investment in unconsolidated affiliates					$ 5,100

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