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Investments (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 64 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | May 15, 2017 | Dec. 31, 2021 | Dec. 31, 2018 | May 16, 2017
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Income (loss) from equity method investments | $ (81) | $ 614 |  |  |  |
Fair value and other adjustments | 81 | $ 184 |  |  |  |
Investment | $ 43,579 |  |  | $ 42,081 |  |
Minda Stoneridge Instruments Ltd [Member] |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Equity method investment, ownership percentage | 49.00% | 49.00% |  |  |  |
Income (loss) from equity method investments | $ 430 |  |  |  |  |
PST Eletronica Ltda [Member] |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Percentage ownership in consolidated subsidiary |  |  | 74.00% |  |  |
Percentage of additional noncontrolling interest acquired |  |  |  |  |  | 26.00%
Fair value of earn-out liability | $ 8,659 |  |  |  |  |
Autotech Ventures [Member] | Venture Capital Funds [Member] |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |
Equity method investment, ownership percentage | 6.40% |  |  |  |  |
Investment commitment |  |  |  | 10,000 | $ 10,000 |
Investment | $ 8,436 |  |  | $ 8,517 |  |
Contribution | 650 |  |  |  |  |
Proceeds from other investments | $ 251 |  |  |  |  |

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