Segment Information (Details 4) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014
Revenues from External Customers [Line Items]
Net revenues	$ 1,970	$ 1,994	$ 3,588	$ 3,702
Americas [Member]
Revenues from External Customers [Line Items]
Net revenues	1,319	1,309	2,398	2,448
Europe [Member]
Revenues from External Customers [Line Items]
Net revenues	431	452	764	812
Asia [Member]
Revenues from External Customers [Line Items]
Net revenues	220	233	426	442
U.S. [Member]
Revenues from External Customers [Line Items]
Net revenues	$ 1,247	$ 1,246	$ 2,276	$ 2,330