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Note 3 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 30, 2023 | Dec. 31, 2022 | Dec. 31, 2022 | Jan. 01, 2022
Revenue | $ 737,154 | $ 660,356 | $ 660,356 | $ 515,327
Percentage of revenue | 100.00% | 100.00% |  | 100.00%
CHINA |  |  |  |
Revenue | $ 239,192 | $ 296,917 |  | $ 281,237
Percentage of revenue | 32.00% | 45.00% |  | 55.00%
JAPAN |  |  |  |
Revenue | $ 110,403 | $ 90,902 |  | $ 47,915
Percentage of revenue | 15.00% | 14.00% |  | 9.00%
Other Asia [Member] |  |  |  |
Revenue | $ 94,170 | $ 77,085 |  | $ 55,416
Percentage of revenue | 13.00% | 12.00% |  | 10.00%
Asia [Member] |  |  |  |
Revenue | $ 443,765 | $ 464,904 |  | $ 384,568
Percentage of revenue | 60.00% | 71.00% |  | 74.00%
Americas [Member] |  |  |  |
Revenue | $ 145,839 | $ 100,260 |  | $ 80,870
Percentage of revenue | 20.00% | 15.00% |  | 16.00%
Europe [Member] |  |  |  |
Revenue | $ 147,550 | $ 95,192 |  | $ 49,889
Percentage of revenue | 20.00% | 14.00% |  | 10.00%
Product [Member] | Sales Channel, Through Intermediary [Member] |  |  |  |
Revenue | $ 644,181 | $ 591,229 |  | $ 449,650
Percentage of revenue | 87.00% | 89.00% |  | 87.00%
Product [Member] | Sales Channel, Directly to Consumer [Member] |  |  |  |
Revenue | $ 92,973 | $ 69,127 |  | $ 65,677
Percentage of revenue | 13.00% | 11.00% |  | 13.00%

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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 924 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 11.L) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479941/924-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-5 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 30 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-30 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-40 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 22 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-22 Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 32 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-32 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 41 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-41 Reference 11: http://www.xbrl.org/2003/role/disclosureRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-4 + Details
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