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Financial Instruments and Fair Value Measurements (Summary of the change in fair value of the Level 3 financial liabilities related to earn-out consideration) (Details) - Earnout Consideration [Member] - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Financial liability, Beginning balance | $ 12,011 | $ 18,672
Change in fair value | (3,045) | 1,862
Foreign currency adjustments | (3,472) | (882)
Earn-out consideration cash payment |  | (8,474)
Financial liability, Ending balance | 5,494 | 11,178
Orlaco [Member] |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Financial liability, Beginning balance |  | 8,602
Foreign currency adjustments |  | (128)
Earn-out consideration cash payment |  | (8,474)
Stoneridge Brazil [Member] |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] |  |
Financial liability, Beginning balance | 12,011 | 10,070
Change in fair value | (3,045) | 1,862
Foreign currency adjustments | (3,472) | (754)
Financial liability, Ending balance | $ 5,494 | $ 11,178

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- Definition Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Amount of gain (loss) recognized in other comprehensive income (OCI) from liability measured at fair value on recurring basis using unobservable input (level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1a) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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- Definition Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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