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v3.25.3

Summary of Significant Accounting Policies - Narrative (Details) | 12 Months Ended
--- | ---
Sep. 27, 2025 USD ($) segment | Sep. 28, 2024 USD ($) | Sep. 30, 2023 USD ($)
Product Warranty Liability [Line Items] |  |  |
Impairment charges | $ 0 | $ 0 | $ 0
Advertising costs | 42,800,000 | 55,800,000 | 43,900,000
Employer contribution | $ 7,800,000 | $ 9,500,000 | $ 9,500,000
Number of operating segments | segment | 1 |  |
Number of reportable segments | segment | 1 |  |
Term of option to extend | 5 years |  |
Weighted-average discount rate - operating leases | 5.51% |  |
Weighted-average remaining lease term (years) - operating leases | 8 years 7 months 6 days |  |
European Union | Maximum |  |  |
Product Warranty Liability [Line Items] |  |  |
Product warranty obligation, term | 2 years |  |
European Union | Minimum |  |  |
Product Warranty Liability [Line Items] |  |  |
Product warranty obligation, term | 1 year |  |
One vendor | Supplier concentration risk | Inventories |  |  |
Product Warranty Liability [Line Items] |  |  |
Concentration percentage | 53.00% | 60.00% | 58.00%

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