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Restructuring and Other Charges - Schedule of Restructuring Components and Other Charges (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Jun. 27, 2026 | Jun. 28, 2025 | Jun. 27, 2026 | Jun. 28, 2025
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | $ 4,405 | $ 1,981 | $ 7,469 | $ 25,621
Total cash charges |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | 4,165 | 547 | 6,381 | 19,298
Employee-related costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | 4,034 | 1,874 | 5,649 | 17,227
Other restructuring costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | 131 | (1,327) | 732 | 2,071
Total non-cash charges |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | 240 | 1,434 | 1,088 | 6,323
Stock-based awards |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | 240 | 1,434 | 240 | 4,577
Asset write-offs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Total restructuring and other charges | $ 0 | $ 0 | $ 848 | $ 1,746

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