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Business Acquisitions and Investments, Acquisition of Particulate Matter Sensor Business of Stoneridge, Inc. (Details) - Soot Sensor [Member] - USD ($) $ in Thousands | 6 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 30, 2022 | Nov. 30, 2021
Allocation of the Purchase Price, Assets Acquired and Liabilities Assumed [Abstract] |  |
Purchase Price |  | $ 2,924
Assets acquired and liabilities assumed [Abstract] |  |
Inventory |  | 1,032
Machinery and equipment, net |  | 1,137
Intangible assets |  | 755
Net assets acquired |  | 2,924
Business Combination, Description [Abstract] |  |
Incremental revenues from acquisition date | $ 2,300 |
Customer Relationships [Member] |  |
Assets acquired and liabilities assumed [Abstract] |  |
Intangible assets |  | $ 800
Business Combination, Description [Abstract] |  |
Estimated useful life of intangible assets | 10 years |

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