Legal Proceedings - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	1 Months Ended	3 Months Ended		12 Months Ended
	Oct. 30, 2012	Jun. 28, 2013	Mar. 29, 2013	Jun. 28, 2013	Jun. 29, 2012	Jul. 01, 2011	Oct. 12, 2012	Jan. 23, 2012	Nov. 18, 2011
Commitments And Contingencies Disclosure [Abstract]
Initial award amount for post award interest	$ 525								$ 525
Statutory rate specified as pre-award interest rate	10.00%		10.00%	10.00%
Amount of pre-award interest issued by the arbitrator								105.4
Amount of total award issued by the arbitrator	630.4							630.4
Amount of total award issued by arbitrator vacated							630.4
Arbitration award accrual		681		681		25
Accrued arbitration award		$ 706		$ 706	$ 25