Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
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Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 275
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Reference 7: http://www.xbrl.org/2003/role/exampleRef
-Topic 275
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 275
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Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 954
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+ Details

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References + Details

Significant Customers and Concentration of Credit Risk - Additional Information (Detail) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 29, 2025 USD ($) Customer	Sep. 30, 2024 Customer	Sep. 29, 2025 USD ($) Customer	Sep. 30, 2024 Customer	Dec. 30, 2024 USD ($) Customer
Concentration Risk [Line Items]
Cash and cash equivalents \| $	$ 491,120		$ 491,120		$ 503,932
Net Sales
Concentration Risk [Line Items]
Number of customers contributing to more than ten percent of revenue \| Customer	2	1	2	1
Accounts Receivable
Concentration Risk [Line Items]
Number of customers contributing to more than ten percent of revenue \| Customer			1		0
CHINA
Concentration Risk [Line Items]
Cash and cash equivalents \| $	$ 196,603		$ 196,603		$ 207,909
Reportable Segment \| Net Sales \| Customer Concentration Risk
Concentration Risk [Line Items]
Percentage of net sales, accounted by one customer	23.00%	11.00%	22.00%	11.00%
Reportable Segment \| Accounts Receivable \| Customer Concentration Risk
Concentration Risk [Line Items]
Percentage of net sales, accounted by one customer			14.00%		10.00%