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Goodwill And Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Mar. 29, 2013	Mar. 30, 2012	Apr. 01, 2011
Goodwill [Line Items]
Amortization expense	$ 355	$ 380	$ 385
Cost Of Revenue And Operating Expenses [Member]
Goodwill [Line Items]
Amortization expense	$ 355	$ 380	$ 385

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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