Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jan. 03, 2020	Oct. 04, 2019	Dec. 28, 2018	Sep. 28, 2018	Jan. 03, 2020	Dec. 28, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (139)	$ (276)	$ (487)	$ 511	$ (415)	$ 24
Other comprehensive income (loss), before tax:
Actuarial pension gain	2		1		3	1
Foreign currency translation adjustment	(15)		31		(10)	(6)
Net unrealized gain (loss) on derivative contracts and available-for-sale securities	(6)		7		(39)	6
Total other comprehensive income (loss), before tax	(19)		39		(46)	1
Income tax benefit (expense) related to items of other comprehensive income (loss), before tax	(1)		2		4	3
Other comprehensive income (loss), net of tax	(20)		41		(42)	4
Total comprehensive income (loss)	$ (159)		$ (446)		$ (457)	$ 28

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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