CONDENSED CONSOLIDATED STATEMENT OF EQUITY - USD ($) $ in Millions	Total	Common Stock	Other Capital	Retained Earnings	Accumulated Other Comprehensive Loss
Beginning Balance at Jun. 30, 2017	$ 2,903	$ 120	$ 1,741	$ 1,318	$ (276)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	159			159
Other comprehensive income	26				26
Shares issued under stock incentive plans	14		14
Share-based compensation expense	11		11
Repurchases and retirement of common stock	(122)	(1)	(73)	(48)
Forward contract component of accelerated share repurchase	38		38
Cash dividends per share	(69)			(69)
Ending Balance at Sep. 29, 2017	2,960	119	1,731	1,360	(250)
Beginning Balance at Jun. 30, 2017	2,903	120	1,741	1,318	(276)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	486
Other comprehensive income	27
Ending Balance at Mar. 30, 2018	3,097	119	1,724	1,503	(249)
Beginning Balance at Sep. 29, 2017	2,960	119	1,731	1,360	(250)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	131			131
Other comprehensive income	(4)				(4)
Shares issued under stock incentive plans	4		4
Share-based compensation expense	12		12
Repurchases and retirement of common stock	(76)		(42)	(34)
Cash dividends per share	(68)			(68)
Ending Balance at Dec. 29, 2017	2,959	119	1,705	1,389	(254)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	196			196
Other comprehensive income	5				5
Shares issued under stock incentive plans	12	1	11
Shares issued under defined contribution plans	13		13
Share-based compensation expense	12		12
Repurchases and retirement of common stock	(32)	(1)	(17)	(14)
Cash dividends per share	(68)			(68)
Ending Balance at Mar. 30, 2018	3,097	119	1,724	1,503	(249)
Beginning Balance at Jun. 29, 2018	3,278	118	1,714	1,648	(202)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	213			213
Shares issued under stock incentive plans	16	1	15
Shares issued under defined contribution plans	23		23
Share-based compensation expense	14		14
Repurchases and retirement of common stock	(218)	(1)	(118)	(99)
Cash dividends per share	(82)			(82)
Ending Balance at Sep. 28, 2018	3,244	118	1,648	1,680	(202)
Beginning Balance at Jun. 29, 2018	3,278	118	1,714	1,648	(202)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	681
Other comprehensive income	(15)
Ending Balance at Mar. 29, 2019	3,607	118	1,720	1,986	(217)
Beginning Balance at Sep. 28, 2018	3,244	118	1,648	1,680	(202)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	225			225
Other comprehensive income	(9)				(9)
Shares issued under stock incentive plans	2		2
Shares issued under defined contribution plans	17		17
Share-based compensation expense	15		15
Repurchases and retirement of common stock	(1)		(1)
Cash dividends per share	(81)			(81)
Ending Balance at Dec. 28, 2018	3,412	118	1,681	1,824	(211)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	243			243
Other comprehensive income	(6)				(6)
Shares issued under stock incentive plans	7		7
Shares issued under defined contribution plans	23		23
Share-based compensation expense	14		14
Repurchases and retirement of common stock	(5)		(5)
Cash dividends per share	(81)			(81)
Ending Balance at Mar. 29, 2019	$ 3,607	$ 118	$ 1,720	$ 1,986	$ (217)