Balance Sheet Details (Accrued And Other Current Liabilities Schedule) (Details) - USD ($) $ in Millions	Sep. 30, 2016	Mar. 31, 2016
Balance Sheet Related Disclosures [Abstract]
Other accrued expenses	$ 289	$ 218
Accrued compensation and benefits	175	256
Accrued royalties	162	159
Deferred net revenue (other)	151	77
Accrued and other current liabilities	$ 777	$ 710	[1]

[1] Derived from audited Consolidated Financial Statements.