Balance Sheet Details (Accrued And Other Current Liabilities Schedule) (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2015
Mar. 31, 2014
Balance Sheet Related Disclosures [Abstract]    
Other accrued expenses $ 298 $ 328
Accrued compensation and benefits 263 259
Accrued royalties 119 73
Deferred net revenue (other) 114 121
Accrued and other current liabilities $ 794 $ 781