Stockholders' Equity (Schedule of Accumulated Other Comprehensive Income (Loss)) (Details) $ in Millions	9 Months Ended
	Dec. 28, 2018 USD ($)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
March 30, 2018	$ 5,023	[1]
December 28, 2018	5,906
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
March 30, 2018	4
Other comprehensive income (loss) before reclassifications	(18)
December 28, 2018	(14)
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
March 30, 2018	8
Other comprehensive income (loss) before reclassifications	(21)
December 28, 2018	(13)
Unrealized Loss on Available-For-Sale Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
March 30, 2018	(4)
Other comprehensive income (loss) before reclassifications	1
December 28, 2018	(3)
Equity Method Investee
AOCI Attributable to Parent, Net of Tax [Roll Forward]
March 30, 2018	0
Other comprehensive income (loss) before reclassifications	2
December 28, 2018	$ 2

[1] Derived from audited financial statements.