Goodwill and Intangible Assets (Schedule of Amortization Expense) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 29, 2017	Sep. 30, 2016	Sep. 29, 2017	Sep. 30, 2016
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 116	$ 69	$ 230	$ 89
Customer relationships | Operating expenses
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	55	34	114	48
Developed technology | Cost of revenues
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 61	$ 35	$ 116	$ 41