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. 29, 2017	Dec. 30, 2016	Dec. 29, 2017	Dec. 30, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income (loss) from continuing operations		$ 1,311	$ (56)	$ 1,185	$ (59)
Income from discontinued operations, net of income taxes		31	102	12	96
Net income		$ 1,342	$ 46	$ 1,197	$ 37
Income (loss) per share - basic:
Continuing operations (in dollars per share)		$ 2.12	$ (0.09)	$ 1.93	$ (0.10)
Discontinued operations (in dollars per share)		0.05	0.16	0.02	0.16
Earnings Per Share, Basic		2.17	0.07	1.95	0.06
Income (loss) per share - diluted:
Continuing operations (in dollars per share)		1.97	(0.09)	1.78	(0.10)
Discontinued operations (in dollars per share)		0.05	0.16	0.02	0.16
Net income per share - diluted (in dollars per share)	[1]	$ 2.01	$ 0.07	$ 1.80	$ 0.06
Basis (in shares)		619	620	614	618
Dilutive potentially issuable shares: convertible debt		33	0	33	0
Dilutive potentially issuable shares: employee equity awards		15	0	18	0
Diluted (in shares)		667	620	665	618
Anti-dilutive shares excluded from diluted net income per share calculation		1	137	1	137
Convertible debt
Income (loss) per share - diluted:
Anti-dilutive shares excluded from diluted net income per share calculation		0	91	0	91
Employee equity awards
Income (loss) per share - diluted:
Anti-dilutive shares excluded from diluted net income per share calculation		1	46	1	46

[1] Net income per share amounts may not add due to rounding.