Employee Stock Purchase and Stock Incentive Plans - Schedule of fair value of shares of the 2023 SIP and StreetLight Plan (Details) - Restricted Stock Units (RSUs) - USD ($) $ in Thousands	12 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Oct. 01, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of shares vested	$ 54,315	$ 45,755	$ 46,869
2023 SIP | Service Condition
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of shares vested	32,255	23,077	20,374
2023 SIP | Service Market And Performance Conditions at Target
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of shares vested	$ 22,060	$ 22,678	$ 26,495