Income From Continuing Operations Per Common Share - Computation of Income From Continuing Operations Per Common Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Apr. 01, 2016	Mar. 31, 2017	Apr. 01, 2016
Earnings Per Share [Abstract]
Income from continuing operations	$ 164	$ 159	$ 472	$ 469
Adjustments for participating securities outstanding	(1)	(1)	(1)	(2)
Income from continuing operations used in per basic and diluted common share calculations (A)	$ 163	$ 158	$ 471	$ 467
Basic weighted average common shares outstanding (B) (in shares)	122,600,000	124,000,000	123,300,000	123,700,000
Weighted Average Number Diluted Shares Outstanding Adjustment	1,900,000	1,100,000	1,700,000	1,100,000
Diluted weighted average common shares outstanding (C) (in shares)	124,500,000	125,100,000	125,000,000	124,800,000
Net income per basic common share (A)/(B) (in dollars per share)	$ 1.33	$ 1.27	$ 3.82	$ 3.78
Net income per diluted share (A)/(C) (in dollars per share)	$ 1.31	$ 1.26	$ 3.77	$ 3.74
Outstanding antidilutive employee stock options			562,010	1,618,558