v3.7.0.1

Derivative Financial Instruments - Effect of Derivative Instruments (Detail) - Not Designated as Hedging Instrument - USD ($) $ in Thousands | 12 Months Ended
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Mar. 31, 2017 | Mar. 31, 2016 | Mar. 31, 2015
Derivatives, Fair Value [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivatives | $ (471) | $ (409) | $ 972
Other (Income) Expense | Foreign currency forward contracts |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Gain (Loss) Recognized in Income on Derivatives | $ (471) | $ (409) | $ 972

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- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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