Net Income Per Share (Schedule of Components of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Dec. 30, 2016	Jan. 01, 2016	Dec. 30, 2016	Jan. 01, 2016
Earnings Per Share [Abstract]
Income (loss) from continuing operations	$ (56)	$ 114	$ (59)	$ 192
Income from discontinued operations, net of income taxes	102	56	96	251
Net income	$ 46	$ 170	$ 37	$ 443
Income (loss) per share - basic:
Continuing operations (in usd per share)	$ (0.09)	$ 0.17	$ (0.10)	$ 0.28
Discontinued operations (in usd per share)	0.16	0.08	0.16	0.37
Net income per share — basic (in usd per share)	0.07	0.26	0.06	0.65
Income (loss) per share - diluted:
Continuing operations (in usd per share)	(0.09)	0.17	(0.10)	0.28
Discontinued operations (in usd per share)	0.16	0.08	0.16	0.37
Net income per share — diluted (in usd per share)	$ 0.07	$ 0.25	$ 0.06	$ 0.65
Weighted-average shares outstanding — basic (in shares)	620	665	618	677
Dilutive potential shares (in shares)	0	6	0	6
Weighted-average shares outstanding - diluted (in shares)	620	671	618	683