CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Jan. 01, 2016	Jan. 02, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 165	$ 933	$ 198	$ 1,314
Cash flow hedges
Change in net unrealized gain (loss) on cash flow hedges	0	(6)	(2)	(9)
Less: reclassification for amounts included in net income	1	2	2	2
Net change	1	(4)	0	(7)
Marketable securities
Change in net unrealized gain (loss) on marketable securities	0	0	0	0
Less: reclassification for amounts included in net income	0	0	0	0
Net change	0	0	0	0
Post-retirement plans
Change in unrealized gain (loss) on post-retirement plans	0	0	1	0
Less: reclassification for amounts included in net income	0	0	0	0
Net change	0	0	1	0
Foreign currency translation adjustments
Foreign currency translation adjustments	(3)	(6)	(3)	(16)
Total other comprehensive income (loss), net of tax	(2)	(10)	(2)	(23)
Comprehensive income	$ 163	$ 923	$ 196	$ 1,291