Discontinued Operations and Divestitures Discontinued Operations and Divestitures - Broadcast Communications (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended				9 Months Ended
	Apr. 01, 2016	Jan. 01, 2016	Apr. 03, 2015	Dec. 28, 2012	Apr. 01, 2016	Apr. 03, 2015	Jul. 03, 2015
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on sale of discontinued operations					$ (20)	$ 0
Discontinued operations, net of income taxes	$ (2)		$ 0		$ (19)	$ 0
Loss on discontinued operations, per diluted share (in usd per share)	$ 1.34		$ 1.20		$ 1.31	$ 3.69
Discontinued Operations, Liabilities	$ 30				$ 30		$ 28
Broadcast Communications | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Asset sale agreement				$ 225
Asset sale agreement, cash				160
Asset sale agreement, promissory note				15
Asset sale agreement, earnout				$ 50
Loss on sale of discontinued operations	2	$ (21)
Discontinued operations, net of income taxes	$ 2	$ (17)
Loss on discontinued operations, per diluted share (in usd per share)		$ (0.14)
Discontinued Operations, Liabilities		$ 43