Equity-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
		Sep. 27, 2025		Sep. 28, 2024	Sep. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term		10 years
Restricted stock units granted, number of shares	[1]	16.0
Restricted stock units granted, unvested number of shares		25.0	[2]	26.0
Weighted average grant-date fair values of options granted		$ 37.66		$ 32.09	$ 33.18
Weighted Average Grant Date Fair Value of Restricted Stock Units	[1]	$ 108.55
Stock options exercised and RSUs vested, total intrinsic value		$ 1,700		$ 1,322	$ 829
Aggregate intrinsic values of stock options vested		74
Proceeds from exercise of stock options		233		88	52
Tax benefits realized from tax deductions associated with option exercises and RSU activity		344		$ 275	$ 190
Expected to Vest
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate intrinsic values of stock options vested		$ 44
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum extension period of stock options after grant date		15 years
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ratable vesting term of stock options from grant date		3 years
Number of shares authorized to be awarded as grants		117.0
Unrecognized compensation costs		$ 79
Weighted-average period to recognize compensation costs		1 year 1 month 6 days
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ratable vesting term of stock options from grant date		3 years
Number of shares authorized to be awarded as grants		59.0
Weighted Average Grant Date Fair Value of Restricted Stock Units		$ 108.52		$ 94.23	$ 89.66
Unrecognized compensation costs		$ 1,845
Weighted-average period to recognize compensation costs		1 year 1 month 6 days
Performance Based Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Ratable vesting term of stock options from grant date		3 years
Restricted stock units granted, number of shares		0.4
Restricted stock units granted, unvested number of shares		1.0

[1] Includes 0.4 million Performance RSUs.

[2] Includes 1.0 million Performance RSUs.