| Disaggregation of Revenue [Table Text Block] |
| | | Three Months Ended | | | Six Months Ended | |
| Revenue by Channel | | July 4, | | | June 28, | | | July 4, | | | June 28, | |
| (In thousands) | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| Distributors | | $ | 190,914 | | | | 95 | % | | $ | 104,010 | | | | 84 | % | | $ | 352,319 | | | | 95 | % | | $ | 198,347 | | | | 81 | % |
| Direct | | | 10,165 | | | | 5 | % | | | 19,961 | | | | 16 | % | | | 19,657 | | | | 5 | % | | | 45,774 | | | | 19 | % |
| Total revenue | | $ | 201,079 | | | | 100 | % | | $ | 123,971 | | | | 100 | % | | $ | 371,976 | | | | 100 | % | | $ | 244,121 | | | | 100 | % |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Revenue by Geographical Market | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| (In thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| Greater China | | $ | 134,282 | | | | 67 | % | | $ | 63,696 | | | | 52 | % | | $ | 243,153 | | | | 66 | % | | $ | 120,831 | | | | 50 | % |
| Malaysia | | | 17,450 | | | | 9 | % | | | 12,754 | | | | 10 | % | | | 34,749 | | | | 9 | % | | | 17,547 | | | | 7 | % |
| Japan | | | 4,078 | | | | 2 | % | | | 4,024 | | | | 3 | % | | | 6,427 | | | | 2 | % | | | 16,978 | | | | 7 | % |
| Other Asia | | | 3,549 | | | | 1 | % | | | 2,500 | | | | 2 | % | | | 7,607 | | | | 2 | % | | | 5,359 | | | | 2 | % |
| Asia | | | 159,359 | | | | 79 | % | | | 82,974 | | | | 67 | % | | | 291,936 | | | | 79 | % | | | 160,715 | | | | 66 | % |
| Americas | | | 23,106 | | | | 12 | % | | | 26,883 | | | | 22 | % | | | 41,898 | | | | 11 | % | | | 56,880 | | | | 23 | % |
| Europe | | | 18,614 | | | | 9 | % | | | 14,114 | | | | 11 | % | | | 38,142 | | | | 10 | % | | | 26,526 | | | | 11 | % |
| Total revenue | | $ | 201,079 | | | | 100 | % | | $ | 123,971 | | | | 100 | % | | $ | 371,976 | | | | 100 | % | | $ | 244,121 | | | | 100 | % |
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| Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
| (In thousands) | | | | |
| Contract assets as of January 3, 2026 | | $ | 7,669 | |
| Revenues recorded during the period | | | 7,244 | |
| Transferred to Accounts receivable or collected | | | (8,743 | ) |
| Contract assets as of July 4, 2026 | | $ | 6,170 | |
| (In thousands) | | | | |
| Contract liabilities as of January 3, 2026 | | $ | 4,006 | |
| Accruals for estimated future stock rotation and scrap returns | | | 2,906 | |
| Less: Release of accruals for recognized stock rotation and scrap returns | | | (1,416 | ) |
| Contract liabilities as of July 4, 2026 | | $ | 5,496 | |
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