Long-Term Debt - Net Carrying Amount of Senior Notes (Details) - USD ($) $ in Thousands	Sep. 28, 2025	Sep. 29, 2024
Debt Instrument [Line Items]
Unamortized discount and issuance costs	$ (11,637)	$ (12,366)
Convertible Debt
Debt Instrument [Line Items]
Principal	575,000	575,000
2028 Senior Notes | Convertible Debt
Debt Instrument [Line Items]
Principal	575,000	575,000
Unamortized discount and issuance costs	(8,625)	(11,434)
Net carrying amount	$ 566,375	$ 563,566