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Balance Sheet Components - Schedule of Accrued Expenses (Details) - USD ($) $ in Thousands | Jun. 27, 2026 | Sep. 27, 2025
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Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |
Accrued inventory and supply chain costs | $ 48,744 | $ 37,780
Accrued taxes | 14,110 | 10,133
Accrued general and administrative expenses | 9,856 | 8,923
Accrued advertising and marketing | 7,741 | 12,429
Accrued product development | 3,243 | 5,912
Other accrued payables | 4,195 | 3,917
Total accrued expenses | $ 87,889 | $ 79,094

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