Foreign Exchange Contracts - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Jul. 03, 2015	Jun. 27, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Contract maturity dates
Unrealized gains expected to be reclassified into earnings	$ 26
Foreign exchange contracts opened during the period by company	4,600	$ 4,500
Foreign exchange contracts closed during the period by company	$ 4,800	$ 4,900