CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 01, 2017	Jun. 25, 2016	Jul. 01, 2017	Jun. 25, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 8,717	$ 7,796	$ 37,637	$ 36,673
Other comprehensive income/(loss):
Change in foreign currency translation, net of tax effects of $(35), $2, $(3) and $2, respectively	120	46	(41)	64
Change in unrealized gains/losses on derivative instruments:
Change in fair value of derivatives, net of tax benefit/(expense) of $(16), $27, $(269) and $(10), respectively	(166)	(175)	1,002	(66)
Adjustment for net (gains)/losses realized and included in net income, net of tax expense/(benefit) of $176, $46, $276 and $256, respectively	(409)	(88)	(1,135)	(1,061)
Total change in unrealized gains/losses on derivative instruments, net of tax	(575)	(263)	(133)	(1,127)
Change in unrealized gains/losses on marketable securities:
Change in fair value of marketable securities, net of tax benefit/(expense) of $(197), $(641), $536 and $(663), respectively	364	1,170	(980)	1,217
Adjustment for net (gains)/losses realized and included in net income, net of tax expense/(benefit) of $16, $8, $12 and $(45), respectively	(32)	(12)	(25)	84
Total change in unrealized gains/losses on marketable securities, net of tax	332	1,158	(1,005)	1,301
Total other comprehensive income/(loss)	(123)	941	(1,179)	238
Total comprehensive income	$ 8,594	$ 8,737	$ 36,458	$ 36,911