Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
		Mar. 30, 2018	Mar. 31, 2017	Apr. 01, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income (loss) from continuing operations		$ 1,127	$ (236)	$ (821)
Income from discontinued operations, net of income taxes		11	130	3,309
Net income (loss)		$ 1,138	$ (106)	$ 2,488
Income (loss) per share - basic:
Continuing operations (in usd per share)		$ 1.83	$ (0.38)	$ (1.23)
Discontinued operations (in usd per share)		0.02	0.21	4.94
Net income (loss) per share - basic (in usd per share)		1.85	(0.17)	3.71
Income (loss) per share - diluted:
Continuing operations (in usd per share)		1.69	(0.38)	(1.23)
Discontinued operations (in usd per share)		0.02	0.21	4.94
Net income (loss) per share - diluted (in usd per share)	[1]	$ 1.70	$ (0.17)	$ 3.71
Weighted-average shares outstanding — basic (in shares)		616	618	670
Dilutive potential shares from convertible debt (in shares)		32	0	0
Dilutive potential shares from stock-based compensation (in shares)		20	0	0
Weighted-average shares outstanding - diluted (in shares)		668	618	670
Anti-dilutive shares excluded from diluted net income (loss) per share calculation:		1	141	49
Restricted and performance-based restricted stock units
Income (loss) per share - diluted:
Anti-dilutive shares excluded from diluted net income (loss) per share calculation:		1	50	19
Convertible Debt
Income (loss) per share - diluted:
Anti-dilutive shares excluded from diluted net income (loss) per share calculation:		0	91	30

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