Goodwill and Intangible Assets (Schedule of Changes in the Carrying Amount of Goodwill) (Details) $ in Millions		3 Months Ended
		Jul. 03, 2015 USD ($)
Goodwill [Roll Forward]
Net balance as of April 3, 2015	[1]	$ 5,847
Translation adjustments		2
Net balance as of July 3, 2015		5,849
Consumer Security
Goodwill [Roll Forward]
Net balance as of April 3, 2015		1,230
Translation adjustments		0
Net balance as of July 3, 2015		1,230
Enterprise Security
Goodwill [Roll Forward]
Net balance as of April 3, 2015		1,916
Translation adjustments		1
Net balance as of July 3, 2015		1,917
Information Management
Goodwill [Roll Forward]
Net balance as of April 3, 2015		2,701
Translation adjustments		1
Net balance as of July 3, 2015		$ 2,702

[1] Derived from audited financial statements.