CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 30, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 112,010	$ 93,736	$ 96,995
Other comprehensive income/(loss):
Change in foreign currency translation, net of tax	(267)	395	(765)
Change in unrealized gains/losses on derivative instruments, net of tax:
Change in fair value of derivative instruments	849
Change in fair value of derivative instruments		(832)	323
Adjustment for net (gains)/losses realized and included in net income	212
Adjustment for net (gains)/losses realized and included in net income		(1,337)	(1,717)
Total change in unrealized gains/losses on derivative instruments	637
Total change in unrealized gains/losses on derivative instruments		(2,169)	(1,394)
Change in unrealized gains/losses on marketable debt securities, net of tax:
Change in fair value of marketable debt securities	817	5,850	1,563
Adjustment for net (gains)/losses realized and included in net income	414	204	253
Total change in unrealized gains/losses on marketable debt securities	1,231	6,054	1,816
Total other comprehensive income/(loss)	1,601	4,280	(343)
Total comprehensive income	$ 113,611	$ 98,016	$ 96,652