CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Sep. 30, 2023	Sep. 24, 2022	Sep. 25, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 96,995	$ 99,803	$ 94,680
Other comprehensive income/(loss):
Change in foreign currency translation, net of tax	(765)	(1,511)	501
Change in unrealized gains/losses on derivative instruments, net of tax:
Change in fair value of derivative instruments	323	3,212	32
Adjustment for net (gains)/losses realized and included in net income	(1,717)	(1,074)	1,003
Total change in unrealized gains/losses on derivative instruments	(1,394)	2,138	1,035
Change in unrealized gains/losses on marketable debt securities, net of tax:
Change in fair value of marketable debt securities	1,563	(12,104)	(694)
Adjustment for net (gains)/losses realized and included in net income	253	205	(273)
Total change in unrealized gains/losses on marketable debt securities	1,816	(11,899)	(967)
Total other comprehensive income/(loss)	(343)	(11,272)	569
Total comprehensive income	$ 96,652	$ 88,531	$ 95,249