v3.26.1
Segment Reporting - Schedule of Segment Reporting Information, by Segment (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Net Sales:          
Total net sales $ 181,384 $ 157,541 $ 342,231 $ 306,598  
Cost of Goods Sold:          
Total cost of goods sold 144,551 121,192 270,442 234,998  
Design and Development:          
Total design and development 11,960 14,841 23,365 28,533  
Other Segment Costs:          
Total other segment costs 26,061 25,704 58,590 51,569  
Operating (Loss) Income:          
Total operating loss (1,188) (4,196) (10,166) (8,502)  
Depreciation and Amortization:          
Total depreciation and amortization 5,646 5,453 11,346 10,399  
Interest Expense (Income), net:          
Total interest expense, net 2,404 3,233 6,089 6,475  
Capital Expenditures:          
Total capital expenditures 4,282 1,558 4,616 5,896  
Total Assets:          
Total assets 506,726   506,726   $ 551,116
Electronics          
Net Sales:          
Total net sales 160,930 142,681 305,778 277,464  
Stoneridge Brazil          
Net Sales:          
Total net sales 20,454 14,860 36,453 29,134  
Inter-segment sales | Electronics          
Net Sales:          
Total net sales 15 6,870 29 12,621  
Inter-segment sales | Stoneridge Brazil          
Net Sales:          
Total net sales 779 412 2,922 547  
Operating Segments | Electronics          
Net Sales:          
Total net sales 160,945 149,551 305,807 290,085  
Cost of Goods Sold:          
Total cost of goods sold 132,681 112,492 249,503 217,018  
Design and Development:          
Total design and development 11,014 13,447 21,993 25,448  
Other Segment Costs:          
Total other segment costs 12,380 14,003 25,695 26,753  
Operating (Loss) Income:          
Total operating loss 4,855 2,739 8,588 8,244  
Depreciation and Amortization:          
Total depreciation and amortization 3,976 3,974 8,069 7,514  
Interest Expense (Income), net:          
Total interest expense, net 132 178 281 433  
Capital Expenditures:          
Total capital expenditures 3,145 1,040 2,963 4,920  
Total Assets:          
Total assets 399,150   399,150   366,258
Operating Segments | Stoneridge Brazil          
Net Sales:          
Total net sales 21,233 15,272 39,375 29,681  
Cost of Goods Sold:          
Total cost of goods sold 12,051 9,056 21,224 18,225  
Design and Development:          
Total design and development 946 712 1,372 1,494  
Other Segment Costs:          
Total other segment costs 4,881 4,124 9,960 7,861  
Operating (Loss) Income:          
Total operating loss 2,575 969 3,896 1,554  
Depreciation and Amortization:          
Total depreciation and amortization 1,329 1,143 2,593 2,236  
Interest Expense (Income), net:          
Total interest expense, net (782) (218) (648) (367)  
Capital Expenditures:          
Total capital expenditures 1,137 397 1,591 695  
Total Assets:          
Total assets 71,348   71,348   60,930
Eliminations          
Net Sales:          
Total net sales (794) (7,282) (2,951) (13,168)  
Total Assets:          
Total assets (331,021)   (331,021)   (287,065)
Unallocated Corporate          
Cost of Goods Sold:          
Total cost of goods sold (181) (356) (285) (245)  
Design and Development:          
Total design and development 0 682 0 1,591  
Other Segment Costs:          
Total other segment costs 8,800 7,577 22,935 16,955  
Operating (Loss) Income:          
Total operating loss (8,618) (7,904) (22,650) (18,300)  
Depreciation and Amortization:          
Total depreciation and amortization 341 336 684 649  
Interest Expense (Income), net:          
Total interest expense, net 3,054 3,273 6,456 6,409  
Capital Expenditures:          
Total capital expenditures 0 $ 121 62 $ 281  
Total Assets:          
Total assets $ 367,249   $ 367,249   $ 410,993