CONSOLIDATED STATEMENT OF EQUITY - USD ($) $ in Millions	Total	Common Stock	Other Capital	Retained Earnings	Accumulated Other Comprehensive Income	Noncontrolling Interests
Beginning balance at Jul. 01, 2016	$ 3,057	$ 125	$ 2,096	$ 1,330	$ (495)	$ 1
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	543			543
Other comprehensive income	167				167
Net accumulated foreign currency loss reclassified to earnings	52				52
Shares issued under stock incentive plans	54	1	53
Share-based compensation expense	40		40
Repurchases and retirement of common stock	(694)	(6)	(410)	(278)
Forward contract component of accelerated share repurchase	(38)		(38)
Cash dividends	(262)			(262)
Other activity related to noncontrolling interests	(1)					(1)
Ending balance at Jun. 30, 2017	2,903	120	1,741	1,318	(276)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Reclassifications due to adoption of accounting standards updates	0			35	(35)
Net income	699			699
Other comprehensive income	109				109
Shares issued under stock incentive plans	33		33
Shares issued under defined contribution plans	31		31
Share-based compensation expense	49		49
Repurchases and retirement of common stock	(312)	(2)	(178)	(132)
Forward contract component of accelerated share repurchase	38		38
Cash dividends	(272)			(272)
Ending balance at Jun. 29, 2018	3,278	118	1,714	1,648	(202)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	949			949
Other comprehensive income	(505)				(505)
Shares issued under stock incentive plans	50	1	49
Shares issued under defined contribution plans	83	1	82
Share-based compensation expense	57		57
Repurchases and retirement of common stock	(224)	(1)	(124)	(99)
Cash dividends	(325)			(325)
Ending balance at Jun. 28, 2019	3,363	119	1,778	2,173	(707)	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	834			822		12
Other comprehensive income	186				186
Shares issued for L3Harris Merger	19,800	104	19,696
Equity issuance costs	(2)		(2)
Net loss from postretirement obligations and hedging derivatives reclassified to earnings	13				13
Shares issued under stock incentive plans	109	2	107
Shares issued under defined contribution plans	101		101
Share-based compensation expense	122		122
Repurchases and retirement of common stock	(1,586)	(7)	(1,104)	(475)
Cash dividends	(337)			(337)
Distributions to noncontrolling interests	(10)					(10)
Fair value of noncontrolling interest recognized in purchase accounting	155					155
Other	(4)		(4)
Ending balance at Jan. 03, 2020	$ 22,744	$ 218	$ 20,694	$ 2,183	$ (508)	$ 157