Pensions and Other Post-retirement Benefit Plans - Unfunded Amounts Recognized on Consolidated Balance Sheets (Detail) - Japan Pension Benefits [Member] - USD ($) $ in Millions	Jul. 03, 2015	Jun. 27, 2014
Defined Benefit Plan Disclosure [Line Items]
Current liabilities	$ 1	$ 1
Non-current liabilities	45	63
Net amount recognized	$ 46	$ 64