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Consolidated Valuation and Qualifying Accounts (Detail) - Allowance for Doubtful Accounts [Member] - USD ($)
$ in Millions
12 Months Ended
Jul. 01, 2016
Jul. 03, 2015
Jun. 27, 2014
Movement in Valuation Allowances and Reserves [Roll Forward]      
Beginning balance $ 7 $ 11 $ 9
Additions charged to operations     3
Valuation Allowances and Reserves, Reserves of Businesses Acquired 6    
Deductions (3) (4) (1)
Ending balance $ 10 $ 7 $ 11