Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended								12 Months Ended
	Jun. 29, 2018	Mar. 30, 2018	Dec. 29, 2017	Sep. 29, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 30, 2016	Sep. 30, 2016	Jun. 29, 2018	Jun. 30, 2017	Jul. 01, 2016
Income Statement [Abstract]
Revenue, net	$ 5,117	$ 5,013	$ 5,336	$ 5,181	$ 4,842	$ 4,649	$ 4,888	$ 4,714	$ 20,647	$ 19,093	$ 12,994
Cost of revenue									12,942	13,021	9,559
Gross profit	1,852	1,927	2,013	1,913	1,681	1,523	1,533	1,335	7,705	6,072	3,435
Operating expenses:
Research and development									2,400	2,441	1,627
Selling, general and administrative									1,473	1,445	997
Employee termination, asset impairment, and other charges									215	232	345
Total operating expenses									4,088	4,118	2,969
Operating income	843	914	955	905	652	525	545	232	3,617	1,954	466
Interest and other income (expense):
Interest income									60	26	26
Interest expense									(676)	(847)	(266)
Other expense, net									(916)	(364)	(73)
Total interest and other expense, net									(1,532)	(1,185)	(313)
Income before taxes									2,085	769	153
Income tax expense (benefit)									1,410	372	(89)
Net income	$ 756	$ 61	$ (823)	$ 681	$ 280	$ 248	$ 235	$ (366)	$ 675	$ 397	$ 242
Income per common share
Basic (in dollars per share)	$ 2.53	$ 0.20	$ (2.78)	$ 2.31	$ 0.96	$ 0.86	$ 0.82	$ (1.28)	$ 2.27	$ 1.38	$ 1.01
Diluted (in dollars per share)	$ 2.46	$ 0.20	$ (2.78)	$ 2.23	$ 0.93	$ 0.83	$ 0.80	$ (1.28)	$ 2.20	$ 1.34	$ 1.00
Weighted average shares outstanding:
Basic (in shares)									297	288	239
Diluted (in shares)									307	296	242
Cash dividends declared per share (in USD per share)									$ 2.00	$ 2.00	$ 2.00