Separate Financial Information of Guarantor Subsidiaries - Condensed Consolidating Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended
	Oct. 04, 2019	Sep. 28, 2018
Cash flows from operating activities
Net cash provided by (used in) operating activities	$ 253	$ 705
Cash flows from investing activities
Purchases of property, plant and equipment	(145)	(277)
Acquisitions, net of cash acquired	(22)	0
Purchases of investments	0	(11)
Proceeds from sale of investments	0	6
Proceeds from maturities of investments	0	3
Notes receivable issuances to Flash Ventures	(171)	(115)
Notes receivable proceeds from Flash Ventures	357	144
Strategic investments and other, net	15	(9)
Intercompany loan from consolidated affiliates	0	0
Advances from (to) parent and consolidated affiliates	0	0
Net cash provided by (used in) investing activities	34	(259)
Cash flows from financing activities
Issuance of stock under employee stock plans	26	8
Taxes paid on vested stock awards under employee stock plans	(52)	(66)
Repurchases of common stock	0	(563)
Dividends paid to shareholders	(147)	(148)
Repayment of debt	(319)	(38)
Intercompany loan from (to) consolidated affiliates	0	0
Change in investment in consolidated subsidiaries	0	0
Net cash used in financing activities	(492)	(807)
Effect of exchange rate changes on cash	(2)	2
Net decrease in cash and cash equivalents	(207)	(359)
Cash and cash equivalents, beginning of year	3,455	5,005
Cash and cash equivalents, end of period	3,248	4,646
Parent
Cash flows from operating activities
Net cash provided by (used in) operating activities	(178)	(101)
Cash flows from investing activities
Purchases of property, plant and equipment	0	0
Acquisitions, net of cash acquired	0
Purchases of investments		0
Proceeds from sale of investments		0
Proceeds from maturities of investments		0
Notes receivable issuances to Flash Ventures	0	0
Notes receivable proceeds from Flash Ventures	0	0
Strategic investments and other, net	0	0
Intercompany loan from consolidated affiliates	0	696
Advances from (to) parent and consolidated affiliates	126	97
Net cash provided by (used in) investing activities	126	793
Cash flows from financing activities
Issuance of stock under employee stock plans	26	8
Taxes paid on vested stock awards under employee stock plans	(52)	(66)
Repurchases of common stock		(563)
Dividends paid to shareholders	(147)	(148)
Repayment of debt	(319)	(38)
Intercompany loan from (to) consolidated affiliates	467	0
Change in investment in consolidated subsidiaries	76	80
Net cash used in financing activities	51	(727)
Effect of exchange rate changes on cash	0	0
Net decrease in cash and cash equivalents	(1)	(35)
Cash and cash equivalents, beginning of year	8	40
Cash and cash equivalents, end of period	7	5
Guarantor Subsidiaries
Cash flows from operating activities
Net cash provided by (used in) operating activities	204	(691)
Cash flows from investing activities
Purchases of property, plant and equipment	(46)	(63)
Acquisitions, net of cash acquired	(2)
Purchases of investments		(2)
Proceeds from sale of investments		0
Proceeds from maturities of investments		0
Notes receivable issuances to Flash Ventures	0	0
Notes receivable proceeds from Flash Ventures	0	0
Strategic investments and other, net	0	0
Intercompany loan from consolidated affiliates	(490)	0
Advances from (to) parent and consolidated affiliates	(126)	(97)
Net cash provided by (used in) investing activities	(664)	(162)
Cash flows from financing activities
Issuance of stock under employee stock plans	0	0
Taxes paid on vested stock awards under employee stock plans	0	0
Repurchases of common stock		0
Dividends paid to shareholders	0	0
Repayment of debt	0	0
Intercompany loan from (to) consolidated affiliates	8	(180)
Change in investment in consolidated subsidiaries	46	1,426
Net cash used in financing activities	54	1,246
Effect of exchange rate changes on cash	0	0
Net decrease in cash and cash equivalents	(406)	393
Cash and cash equivalents, beginning of year	985	668
Cash and cash equivalents, end of period	579	1,061
Non-Guarantor Subsidiaries
Cash flows from operating activities
Net cash provided by (used in) operating activities	200	1,244
Cash flows from investing activities
Purchases of property, plant and equipment	(99)	(214)
Acquisitions, net of cash acquired	(20)
Purchases of investments		(9)
Proceeds from sale of investments		6
Proceeds from maturities of investments		3
Notes receivable issuances to Flash Ventures	(171)	(115)
Notes receivable proceeds from Flash Ventures	357	144
Strategic investments and other, net	15	(9)
Intercompany loan from consolidated affiliates	(8)	0
Advances from (to) parent and consolidated affiliates	0	0
Net cash provided by (used in) investing activities	74	(194)
Cash flows from financing activities
Issuance of stock under employee stock plans	0	0
Taxes paid on vested stock awards under employee stock plans	0	0
Repurchases of common stock		0
Dividends paid to shareholders	0	0
Repayment of debt	0	0
Intercompany loan from (to) consolidated affiliates	23	(516)
Change in investment in consolidated subsidiaries	(95)	(1,253)
Net cash used in financing activities	(72)	(1,769)
Effect of exchange rate changes on cash	(2)	2
Net decrease in cash and cash equivalents	200	(717)
Cash and cash equivalents, beginning of year	2,462	4,297
Cash and cash equivalents, end of period	2,662	3,580
Eliminations
Cash flows from operating activities
Net cash provided by (used in) operating activities	27	253
Cash flows from investing activities
Purchases of property, plant and equipment	0	0
Acquisitions, net of cash acquired	0
Purchases of investments		0
Proceeds from sale of investments		0
Proceeds from maturities of investments		0
Notes receivable issuances to Flash Ventures	0	0
Notes receivable proceeds from Flash Ventures	0	0
Strategic investments and other, net	0	0
Intercompany loan from consolidated affiliates	498	(696)
Advances from (to) parent and consolidated affiliates	0	0
Net cash provided by (used in) investing activities	498	(696)
Cash flows from financing activities
Issuance of stock under employee stock plans	0	0
Taxes paid on vested stock awards under employee stock plans	0	0
Repurchases of common stock		0
Dividends paid to shareholders	0	0
Repayment of debt	0	0
Intercompany loan from (to) consolidated affiliates	(498)	696
Change in investment in consolidated subsidiaries	(27)	(253)
Net cash used in financing activities	(525)	443
Effect of exchange rate changes on cash	0	0
Net decrease in cash and cash equivalents	0	0
Cash and cash equivalents, beginning of year	0	0
Cash and cash equivalents, end of period	$ 0	$ 0