Summary of Significant Accounting Policies - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Jun. 25, 2022	Jun. 26, 2021	Jun. 25, 2022	Jun. 26, 2021
Numerator:
Net income	$ 19,442	$ 21,744	$ 79,082	$ 74,129
Denominator:
Weighted-average basic shares outstanding (in shares)	16,162,945	16,629,371	16,277,824	16,772,656
Effect of dilutive securities (in shares)	99,258	152,364	117,113	168,871
Weighted-average diluted shares (in shares)	16,262,203	16,781,735	16,394,937	16,941,527
Basic earnings per share (in dollars per share)	$ 1.20	$ 1.31	$ 4.86	$ 4.42
Diluted earnings per share (in dollars per share)	$ 1.20	$ 1.30	$ 4.82	$ 4.38