Separate Financial Information of Guarantor Subsidiaries - Condensed Consolidating Statement of Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended
	Oct. 04, 2019	Sep. 28, 2018
Condensed Statement of Income Captions [Line Items]
Net income (loss)	$ (276)	$ 511
Actuarial pension gain	1	0
Foreign currency translation adjustment	5	(37)
Net unrealized loss on derivative contracts and available-for-sale securities	(33)	(1)
Total other comprehensive loss, before tax	(27)	(38)
Income tax benefit related to items of other comprehensive loss, before tax	5	1
Other comprehensive loss, net of tax	(22)	(37)
Total comprehensive income (loss)	(298)	474
Parent
Condensed Statement of Income Captions [Line Items]
Net income (loss)	(276)	511
Actuarial pension gain	1
Foreign currency translation adjustment	5	(37)
Net unrealized loss on derivative contracts and available-for-sale securities	(33)	(1)
Total other comprehensive loss, before tax	(27)	(38)
Income tax benefit related to items of other comprehensive loss, before tax	5	1
Other comprehensive loss, net of tax	(22)	(37)
Total comprehensive income (loss)	(298)	474
Guarantor Subsidiaries
Condensed Statement of Income Captions [Line Items]
Net income (loss)	(220)	465
Actuarial pension gain	1
Foreign currency translation adjustment	5	(34)
Net unrealized loss on derivative contracts and available-for-sale securities	(8)	(8)
Total other comprehensive loss, before tax	(2)	(42)
Income tax benefit related to items of other comprehensive loss, before tax	(1)	0
Other comprehensive loss, net of tax	(3)	(42)
Total comprehensive income (loss)	(223)	423
Non-Guarantor Subsidiaries
Condensed Statement of Income Captions [Line Items]
Net income (loss)	(459)	345
Actuarial pension gain	1
Foreign currency translation adjustment	5	(34)
Net unrealized loss on derivative contracts and available-for-sale securities	(9)	(10)
Total other comprehensive loss, before tax	(3)	(44)
Income tax benefit related to items of other comprehensive loss, before tax	(1)	1
Other comprehensive loss, net of tax	(4)	(43)
Total comprehensive income (loss)	(463)	302
Eliminations
Condensed Statement of Income Captions [Line Items]
Net income (loss)	679	(810)
Actuarial pension gain	(2)
Foreign currency translation adjustment	(10)	68
Net unrealized loss on derivative contracts and available-for-sale securities	17	18
Total other comprehensive loss, before tax	5	86
Income tax benefit related to items of other comprehensive loss, before tax	2	(1)
Other comprehensive loss, net of tax	7	85
Total comprehensive income (loss)	$ 686	$ (725)