Balance Sheet Details (Property And Equipment, Net Schedule) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Mar. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 1,288	$ 1,279
Less: accumulated depreciation	(751)	(731)
Property and equipment, net	537	548
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	673	660
Building
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	332	336
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	130	129
Office equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	71	72
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	63	64
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	10	10
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 9	$ 8

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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