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v3.20.4

Business Realignment and Restructurings Realignment Charges Classified by Statement of Operations) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | $ 4,037 | $ 1,829 | $ 710
Cost of Goods Sold [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 1,231 |  | 63
Selling, General and Administrative Expenses [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 2,121 | 1,829 | 491
Design and Development Expense [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 685 |  | 156
Control Devices [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 1,752 | 682 | 169
Control Devices [Member] | Cost of Goods Sold [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 724 |  |
Control Devices [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 745 | 682 | 41
Control Devices [Member] | Design and Development Expense [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 283 |  | 128
Electronics [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 1,690 | 99 | 63
Electronics [Member] | Cost of Goods Sold [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 383 |  |
Electronics [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 905 | 99 | 63
Electronics [Member] | Design and Development Expense [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 402 |  |
Stoneridge Brazil [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 234 |  | 478
Stoneridge Brazil [Member] | Cost of Goods Sold [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs |  |  | 63
Stoneridge Brazil [Member] | Cost of Goods Sold [Member] | Stoneridge Brazil [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 124 |  |
Stoneridge Brazil [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs |  |  | 387
Stoneridge Brazil [Member] | Selling, General and Administrative Expenses [Member] | Stoneridge Brazil [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | 110 |  |
Stoneridge Brazil [Member] | Design and Development Expense [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs |  |  | $ 28
Unallocated Corporate [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Total business realignment charges | 361 | 1,048 |
Unallocated Corporate [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Severance costs | $ 361 | $ 1,048 |

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- Definition Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(1)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(d)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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