| Disaggregation of Revenue [Table Text Block] |
| | | Year Ended | | | Revenue by Channel | | January 3, | | | December 28, | | | December 30, | | | (In thousands) | | 2026 | | | 2024 | | | 2023 | | | Distributors | | $ | 438,455 | | | | 84 | % | | $ | 455,160 | | | | 89 | % | | $ | 644,181 | | | | 87 | % | | Direct | | | 84,807 | | | | 16 | % | | | 54,241 | | | | 11 | % | | | 92,973 | | | | 13 | % | | Total revenue | | $ | 523,262 | | | | 100 | % | | $ | 509,401 | | | | 100 | % | | $ | 737,154 | | | | 100 | % | | | | | | | | | | | | | | | | | | | | | | | | | | | | Revenue by Geographical Market | | | | | | | | | | | | | | | | | | | | | | | | | | (In thousands) | | | | | | | | | | | | | | | | | | | | | | | | | | Greater China | | $ | 273,246 | | | | 52 | % | | $ | 206,380 | | | | 40 | % | | | 239,192 | | | | 32 | % | | Japan | | | 28,602 | | | | 6 | % | | | 81,043 | | | | 16 | % | | | 110,403 | | | | 15 | % | | Other Asia | | | 51,851 | | | | 10 | % | | | 45,324 | | | | 9 | % | | | 94,170 | | | | 13 | % | | Asia | | | 353,699 | | | | 68 | % | | | 332,747 | | | | 65 | % | | | 443,765 | | | | 60 | % | | Americas | | | 102,758 | | | | 19 | % | | | 101,217 | | | | 20 | % | | | 145,839 | | | | 20 | % | | Europe | | | 66,805 | | | | 13 | % | | | 75,437 | | | | 15 | % | | | 147,550 | | | | 20 | % | | Total revenue | | $ | 523,262 | | | | 100 | % | | $ | 509,401 | | | | 100 | % | | $ | 737,154 | | | | 100 | % |
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| Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] |
| (In thousands) | | | | |
| Contract assets as of December 30, 2023 | | $ | 11,194 | |
| Revenues recorded during the period | | | 14,408 | |
| Transferred to Accounts receivable or collected | | | (7,724 | ) |
| Contract assets as of December 28, 2024 | | $ | 17,878 | | | Revenues recorded during the period | | | 25,854 | |
| Transferred to Accounts receivable or collected | | | (36,063 | ) | | Contract assets as of January 3, 2026 | | $ | 7,669 | |
| (In thousands) | | | | |
| Contract liabilities as of December 30, 2023 | | $ | 5,304 | |
| Unperformed performance obligations | | | 6,945 | |
| Accruals for estimated future stock rotation and scrap returns | | | 13,051 | |
| Less: Release of accruals for recognized stock rotation and scrap returns | | | (14,118 | ) |
| Contract liabilities as of December 28, 2024 | | $ | 11,182 | | | Revenue recognized from satisfied performance obligations | | | (6,945 | ) |
| Accruals for estimated future stock rotation and scrap returns | | | 6,131 | |
| Less: Release of accruals for recognized stock rotation and scrap returns | | | (6,362 | ) | | Contract liabilities as of January 3, 2026 | | $ | 4,006 | |
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