Stockholders' Equity and Stock-Based Compensation - Restricted Stock Unit Activity (Details) - $ / shares shares in Thousands	12 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 24, 2022
Number of Shares (in millions)
Non-vested at September 30, 2023	1,600
Granted	900
Vested	(700)
Forfeited	(100)
Non-vested at September 28, 2024	1,700	1,600
Weighted-Average Grant-Date Fair Value
Non-vested at September 30, 2023	$ 73.33
Granted	73.10
Vested	70.87
Forfeited	72.42
Non-vested at September 28, 2024	$ 73.84	$ 73.33
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	900
Stock-based compensation, period of vest term granted to employees, years	3 years
PSU Free Cash Flow [Member]
Number of Shares (in millions)
Granted	100	100	100
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	100	100	100
Performance Shares
Number of Shares (in millions)
Granted	100	100	100
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	100	100	100
Vested, weighted average grant date fair value (in usd per share)	$ 71.94	$ 74.35	$ 71.16
Market Based Stock Units
Number of Shares (in millions)
Granted	100	100	100
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted	100	100	100
Vested, weighted average grant date fair value (in usd per share)	$ 88.06	$ 97.91	$ 75.43
Stock-based compensation, period of vest term granted to employees, years	3 years