Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 25, 2021
Federal:
Current	$ 9,445	$ 7,890	$ 8,257
Deferred	(3,644)	(2,265)	(7,176)
Total	5,801	5,625	1,081
State:
Current	1,570	1,519	1,620
Deferred	(49)	84	(338)
Total	1,521	1,603	1,282
Foreign:
Current	8,750	8,996	9,424
Deferred	669	3,076	2,740
Total	9,419	12,072	12,164
Provision for income taxes	$ 16,741	$ 19,300	$ 14,527