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Goodwill and Other Intangible Assets (Changes in the carrying amount of goodwill) (Details) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2017
Jul. 01, 2016
Goodwill [Roll Forward]    
Balance at the beginning of the period $ 1,237 $ 874
Goodwill acquired 0 364
Goodwill, Written off Related to Sale of Business Unit 0 (1)
Foreign currency translation effect 1 0
Balance at the end of the period $ 1,238 $ 1,237