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Fair Value Measurements - Additional Information (Detail)	6 Months Ended
	Sep. 30, 2015 USD ($) Contract	Mar. 31, 2015 USD ($) Contract
Derivatives, Fair Value [Line Items]
Cash equivalents maturity period, days	90 days
Number of contracts outstanding | Contract	49	2
Notional value of foreign exchange contract		$ 2,300,000
Derivative notional aggregate amount	$ 1,000,000
Forward Contracts
Derivatives, Fair Value [Line Items]
Gain (loss) on Derivatives	$ 800,000
Derivative assets		0
Derivative liabilities		$ 0

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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-Name Regulation S-X (SX)



-Number 210



-Article 12



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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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The number of derivative instruments of a particular group held by the entity.

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