Net Income (Loss) Per Share (Schedule of Components of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Jun. 30, 2017	Jul. 01, 2016
Earnings Per Share [Abstract]
Income (loss) from continuing operations	$ (110)	$ 66
Income (loss) from discontinued operations, net of income taxes	(23)	69
Net income (loss)	$ (133)	$ 135
Income (loss) per share - basic:
Continuing operations (in usd per share)	$ (0.18)	$ 0.11
Discontinued operations (in usd per share)	(0.04)	0.11
Net income per share — basic (in usd per share)	(0.22)	0.22
Income (loss) per share - diluted:
Continuing operations (in usd per share)	(0.18)	0.11
Discontinued operations (in usd per share)	(0.04)	0.11
Net income per share — diluted (in usd per share)	$ (0.22)	$ 0.22
Weighted-average shares outstanding — basic (in shares)	609	613
Dilutive potential shares (in shares)	0	7
Weighted-average shares outstanding - diluted (in shares)	609	620