Acquisitions (Fair Value of Assets Acquired and Liabilities Assumed) (Details) - USD ($) $ in Millions	Jun. 30, 2017	Jul. 01, 2016	Oct. 06, 2015	Jul. 03, 2015	Sep. 02, 2014
Business Acquisition [Line Items]
Goodwill	$ 1,238	$ 1,237		$ 874
Liabilities	$ (7,904)	$ (6,620)
Dot Hill [Member]
Business Acquisition [Line Items]
Cash and cash equivalents			$ 40
Accounts receivable, net			48
Inventories			21
Other current and non-current assets			7
Property, plant and equipment			10
Intangible assets			252
Goodwill			364
Total assets			742
Accounts payable and accrued expenses			(68)
Total liabilities			(68)
Total			$ 674
LSI’s Accelerated Solutions Division (“ASD”) and Flash Components Division (“FCD”) [Member]
Business Acquisition [Line Items]
Inventories					$ 37
Property, plant and equipment					22
Intangible assets					141
Other assets					6
Goodwill					337
Total assets					543
Liabilities					(93)
Total liabilities					(93)
Total					$ 450