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Revenue (Revenue by Segment and Geographical Location) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | $ 99,545 | $ 222,241 | $ 282,511 | $ 440,538
North America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 43,122 | 123,293 | 142,973 | 242,660
South America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 7,010 | 16,614 | 21,580 | 33,946
Europe [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 37,019 | 70,254 | 95,713 | 141,608
Asia Pacific [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 12,394 | 12,080 | 22,245 | 22,324
Control Devices [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 47,005 | 114,067 | 143,855 | 224,186
Control Devices [Member] | North America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 31,373 | 98,066 | 111,783 | 194,786
Control Devices [Member] | Europe [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 4,434 | 5,456 | 11,822 | 9,868
Control Devices [Member] | Asia Pacific [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 11,198 | 10,545 | 20,250 | 19,532
Electronics [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 45,530 | 91,560 | 117,076 | 182,406
Electronics [Member] | North America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 11,749 | 25,227 | 31,190 | 47,874
Electronics [Member] | Europe [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 32,585 | 64,798 | 83,891 | 131,740
Electronics [Member] | Asia Pacific [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 1,196 | 1,535 | 1,995 | 2,792
Stoneridge Brazil [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | 7,010 | 16,614 | 21,580 | 33,946
Stoneridge Brazil [Member] | South America [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Total net sales | $ 7,010 | $ 16,614 | $ 21,580 | $ 33,946

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