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Location of Gain (Loss) Recognized in Income on Derivative, Non-Designated Hedging Instruments (Details) (Interest And Other Income (Expense), Net [Member], USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Mar. 31, 2015
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Mar. 31, 2014
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Mar. 31, 2013
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Interest And Other Income (Expense), Net [Member]
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| Derivative Instruments, Gain (Loss) [Line Items] | |||
| Foreign currency forward contracts not designated as hedging instruments | $ 58 | $ (5) | $ (2) |