Balance Sheet Details (Accrued And Other Current Liabilities Schedule) (Details) (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Mar. 31, 2013
Balance Sheet Related Disclosures [Abstract]
Other accrued expenses	$ 257	$ 338
Accrued compensation and benefits	163	217
Accrued royalties	85	103
Deferred net revenue (other)	83	79
Accrued and other current liabilities	$ 588	$ 737	[1]

[1] Derived from audited consolidated financial statements.