Credit Arrangements (Details) $ in Millions		12 Months Ended
	Jul. 03, 2015 USD ($)	Jul. 03, 2015 USD ($)	Mar. 01, 2016	Feb. 29, 2016	Jun. 30, 2015 USD ($)
Credit Arrangements (Textuals)
Term of senior unsecured revolving credit agreement	5	5			5
Sub-limit for swingline loans	$ 70	$ 70
Sub limit for letters of credit	175	175
Provision for maximum amount of commitments increase under 2012 credit agreement	500	500
Maximum amount of credit extensions available under 2012 credit agreement	1,500	1,500
Borrowings in non-U.S. currency sub limit under 2012 credit agreement	200	200
Value of senior unsecured revolving credit arrangement	$ 1,000	$ 1,000			$ 1,000
Libor divisor		1.00 percent minus daily average eurocurrency reserve rate
Initial interest rate margin over LIBOR	1.50%	1.50%
Minimum alternate interest rate margin over LIBOR	1.125%	1.125%
Maximum alternate interest rate margin over LIBOR	2.00%	2.00%
Base rate alternative (i)	Federal funds rate plus 0.50 percent
Base rate alternative (iii)	eurocurrency plus 1.00 Percent
Current interest rate margin over the base rate	0.50%	0.50%
Minimum alternate interest rate margin over the base rate	0.125%	0.125%
Maximum alternate interest rate margin over the base rate	1.00%	1.00%
Commitment fee interest rate, initial	0.20%
Commitment fee interest rate, maximum	0.30%
Commitment fee interest rate, minimum	0.125%
Maximum allowable percentage of consolidated total indebtedness to total capital			65.00%	67.50%
Payment failures on other debt which can trigger an event of default	In excess of $100 million
Amount of unsatisfied final judgement or orders considered an event of default	In excess of $100 million
Amount of certain ERISA liability incurrence considered an event of default	In excess of $100 million
Beneficial owner percentage of voting stock considered an event of default	25 percent or more
Line of credit facility initiation date		Sep. 28, 2012
Line of credit facility expiration date		Sep. 28, 2017
Short term borrowings under commercial paper	$ 0	$ 0