Earnings Per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 25, 2021
Numerator:
Net income	$ 96,995	$ 99,803	$ 94,680
Denominator:
Weighted-average basic shares outstanding (in shares)	15,744,231	16,215,963	16,701,272
Effect of dilutive share-based awards (in shares)	68,316	109,856	163,647
Weighted-average diluted shares (in shares)	15,812,547	16,325,819	16,864,919
Basic earnings per share (in dollars per share)	$ 6.16	$ 6.15	$ 5.67
Diluted earnings per share (in dollars per share)	$ 6.13	$ 6.11	$ 5.61