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Summary of Significant Accounting Policies - Other Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Acquisition cost | $ 100,475 | $ 89,336 |
Accumulated amortization | (53,161) | (43,828) |
Net | 47,314 | 45,508 |
Amortization expense | 6,942 | 7,003 | $ 6,006
Amortization expense next year | 8,700 |  |
Amortization expense year two | 7,000 |  |
Amortization expense year three | 7,000 |  |
Amortization expense year four | 7,000 |  |
Amortization expense year five | $ 7,000 |  |
Weighted average remaining amortization period | 7 years |  |
Intangible impairment charge | $ 0 | 0 | $ 0
Customer lists |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Acquisition cost | 46,393 | 44,394 |
Accumulated amortization | (27,580) | (23,355) |
Net | 18,813 | 21,039 |
Customer lists | Electronics |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 15,161 |  |
Customer lists | Stoneridge Brazil |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 3,652 |  |
Tradenames |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Acquisition cost | 17,423 | 16,430 |
Accumulated amortization | (9,118) | (7,761) |
Net | 8,305 | 8,669 |
Tradenames | Electronics |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 3,439 |  |
Tradenames | Stoneridge Brazil |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 4,866 |  |
Technology and patents |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Acquisition cost | 13,636 | 12,921 |
Accumulated amortization | (11,098) | (10,100) |
Net | 2,538 | 2,821 |
Technology and patents | Electronics |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 396 |  |
Technology | Stoneridge Brazil |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 2,082 |  |
Patents | Control Devices |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 60 |  |
Capitalized software development |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Acquisition cost | 23,023 | 15,591 |
Accumulated amortization | (5,365) | (2,612) |
Net | 17,658 | $ 12,979 |
Capitalized software development | Electronics |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | 15,509 |  |
Capitalized software development | Control Devices |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Net | $ 2,149 |  |
Capitalized software development | Minimum |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Estimated useful lives | 3 years |  |
Capitalized software development | Maximum |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |
Estimated useful lives | 7 years |  |

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