| Segment Reporting [Table Text Block] |
| | | Sensors | | | Weighing Solutions | | | Measurement Systems | | | Corporate/ Other | | | Total | |
| Three Fiscal Months Ended July 4, 2026 | | | | | | | | | | | | | | | | | | | | |
| Net third-party revenues | | $ | 33,418 | | | $ | 30,349 | | | $ | 20,169 | | | $ | — | | | $ | 83,936 | |
| Intersegment revenues | | | 617 | | | | 19 | | | | — | | | | (636 | ) | | | — | |
| Total revenues | | | 34,035 | | | | 30,368 | | | | 20,169 | | | | (636 | ) | | | 83,936 | |
| Costs of products sold | | | 23,512 | | | | 19,043 | | | | 9,578 | | | | (636 | ) | | | 51,497 | |
| Gross profit | | | 10,523 | | | | 11,325 | | | | 10,591 | | | | — | | | | 32,439 | |
| Research and development expenses | | | 1,235 | | | | 1,628 | | | | 2,900 | | | | — | | | | 5,763 | |
| Segment selling, general, and administrative expenses (1) | | | 5,493 | | | | 5,470 | | | | 5,000 | | | | 10 | | | | 15,973 | |
| Segment operating income | | | 3,795 | | | | 4,227 | | | | 2,691 | | | | (10 | ) | | | 10,703 | |
| Other supplemental information: | | | | | | | | | | | | | | | | | | | | |
| Restructuring costs | | | 25 | | | | 501 | | | | 141 | | | | 106 | | | | 773 | |
| Depreciation and amortization expense | | | 1,618 | | | | 739 | | | | 1,110 | | | | 610 | | | | 4,077 | |
| Capital expenditures | | | 2,244 | | | | 105 | | | | 240 | | | | 155 | | | | 2,744 | |
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| Three Fiscal Months Ended June 28, 2025 | | | | | | | | | | | | | | | | | | | | |
| Net third-party revenues | | $ | 26,563 | | | $ | 29,428 | | | $ | 19,170 | | | $ | — | | | $ | 75,161 | |
| Intersegment revenues | | | 472 | | | | 362 | | | | — | | | | (834 | ) | | | — | |
| Total revenues | | | 27,035 | | | | 29,790 | | | | 19,170 | | | | (834 | ) | | | 75,161 | |
| Costs of products sold | | | 18,548 | | | | 18,144 | | | | 8,709 | | | | (834 | ) | | | 44,567 | |
| Gross profit | | | 8,487 | | | | 11,646 | | | | 10,461 | | | | — | | | | 30,594 | |
| Research and development expenses | | | 1,086 | | | | 1,395 | | | | 2,911 | | | | — | | | | 5,392 | |
| Segment selling, general, and administrative expenses (1) | | | 3,650 | | | | 4,893 | | | | 4,635 | | | | — | | | | 13,178 | |
| Segment operating income | | | 3,751 | | | | 5,358 | | | | 2,915 | | | | — | | | | 12,024 | |
| Other supplemental information: | | | | | | | | | | | | | | | | | | | | |
| Restructuring costs | | | — | | | | (15 | ) | | | 15 | | | | 185 | | | | 185 | |
| Depreciation and amortization expense | | | 1,555 | | | | 730 | | | | 1,077 | | | | 493 | | | | 3,855 | |
| Capital expenditures | | | 764 | | | | 213 | | | | 504 | | | | 50 | | | | 1,531 | |
| | | Sensors | | | Weighing Solutions | | | Measurement Systems | | | Corporate/ Other | | | Total | |
| Six Fiscal Months Ended July 4, 2026 | | | | | | | | | | | | | | | | | | | | |
| Net third-party revenues | | $ | 66,732 | | | $ | 60,584 | | | $ | 40,972 | | | $ | — | | | $ | 168,288 | |
| Intersegment revenues | | | 954 | | | | 29 | | | | — | | | | (983 | ) | | | — | |
| Total revenues | | | 67,686 | | | | 60,613 | | | | 40,972 | | | | (983 | ) | | | 168,288 | |
| Costs of products sold | | | 45,574 | | | | 38,948 | | | | 19,435 | | | | (983 | ) | | | 102,974 | |
| Gross profit | | | 22,112 | | | | 21,665 | | | | 21,537 | | | | — | | | | 65,314 | |
| Research and development expenses | | | 2,393 | | | | 3,110 | | | | 5,852 | | | | — | | | | 11,355 | |
| Segment selling, general, and administrative expenses (1) | | | 10,990 | | | | 10,985 | | | | 10,157 | | | | (36 | ) | | | 32,096 | |
| Segment operating income | | | 8,729 | | | | 7,570 | | | | 5,528 | | | | 36 | | | | 21,863 | |
| Other supplemental information: | | | | | | | | | | | | | | | | | | | | |
| Restructuring costs | | | 129 | | | | 509 | | | | 342 | | | | 242 | | | | 1,222 | |
| Depreciation and amortization expense | | | 3,302 | | | | 1,496 | | | | 2,295 | | | | 1,194 | | | | 8,287 | |
| Capital expenditures | | | 3,483 | | | | 734 | | | | 962 | | | | 539 | | | | 5,718 | |
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| Six Fiscal Months Ended June 28, 2025 | | | | | | | | | | | | | | | | | | | | |
| Net third-party revenues | | $ | 53,620 | | | $ | 55,866 | | | $ | 37,416 | | | $ | — | | | $ | 146,902 | |
| Intersegment revenues | | | 831 | | | | 362 | | | | — | | | | (1,193 | ) | | | — | |
| Total revenues | | | 54,451 | | | | 56,228 | | | | 37,416 | | | | (1,193 | ) | | | 146,902 | |
| Costs of products sold | | | 37,817 | | | | 34,865 | | | | 17,773 | | | | (1,193 | ) | | | 89,262 | |
| Gross profit | | | 16,634 | | | | 21,363 | | | | 19,643 | | | | — | | | | 57,640 | |
| Research and development expenses | | | 2,042 | | | | 2,636 | | | | 5,579 | | | | — | | | | 10,257 | |
| Segment selling, general, and administrative expenses (1) | | | 7,456 | | | | 9,450 | | | | 9,040 | | | | — | | | | 25,946 | |
| Segment operating income | | | 7,136 | | | | 9,277 | | | | 5,024 | | | | — | | | | 21,437 | |
| Other supplemental information: | | | | | | | | | | | | | | | | | | | | |
| Restructuring costs | | | 152 | | | | 53 | | | | 15 | | | | 360 | | | | 580 | |
| Depreciation and amortization expense | | | 3,197 | | | | 1,543 | | | | 2,148 | | | | 1,001 | | | | 7,889 | |
| Capital expenditures | | | 1,442 | | | | 429 | | | | 636 | | | | 78 | | | | 2,585 | |
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