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v3.20.1

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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