Foreign Exchange Contracts Foreign Exchange Contracts - Offsetting Assets and Liabilities (Details) - USD ($) $ in Millions	Jul. 03, 2015	Jun. 27, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Derivative Asset, Fair Value, Gross Asset		$ 9
Derivative Asset, Fair Value, Amount Offset		(2)
Derivative Asset		7
Derivative Asset, Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset		0
Derivative, Collateral, Obligation to Return Cash		0
Derivative Asset, Fair Value, Amount Offset Against Collateral		7
Derivative Liability, Fair Value, Gross Liability	$ (31)	(4)
Derivative Liability, Fair Value, Amount Offset	0	2
Derivative Liability	(31)	(2)
Derivative Liability, Financial Instruments Subject to Master Netting Arrangement, Elected Not to Be Offset	0	0
Derivative, Collateral, Right to Reclaim Cash	0	0
Derivative Liability, Fair Value, Amount Offset Against Collateral	31	2
Derivative, Fair Value, Gross	(31)	5
Derivative, Fair Value, Amount Offset	0	0
Derivative Assets (Liabilities), at Fair Value, Net	(31)	5
Derivative Financial Instruments Subject To Master Netting Arrangement, Elected Not To Be Offset	0	0
Derivative Collateral Obligation To Return Cash or Right To Reclaim Cash	0	0
Derivative, Fair Value, Amount Offset Against Collateral, Net	$ (31)	$ 5