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Derivative Financial Instruments - Additional Information (Detail) $ in Thousands, lb in Millions | 12 Months Ended
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Mar. 31, 2021 USD ($) lb | Mar. 31, 2020 USD ($) lb
Derivatives, Fair Value [Line Items] |  |
Foreign currency contract, maturity | 1 year |
Cost of Sales |  |
Derivatives, Fair Value [Line Items] |  |
Derivative gain (loss) to be recorded in income within 12 months, before tax | $ 597 |
Lead forward contracts |  |
Derivatives, Fair Value [Line Items] |  |
Hedge forward contracts, maturity | 1 year |
Derivative, nonmonetary notional amount, mass | lb | 54.5 | 35.0
Total purchase price of derivative | $ 50,567 | $ 30,078
Designated as Hedging Instrument | Foreign currency forward contracts |  |
Derivatives, Fair Value [Line Items] |  |
Notional amount | 26,033 | 34,008
Not Designated as Hedging Instrument | Foreign currency forward contracts |  |
Derivatives, Fair Value [Line Items] |  |
Notional amount | $ 28,995 | $ 42,232

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- Definition Derivative, Notional Amount1 + References No definition available. + Details
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- Definition Hedging Derivatives, Maturity, Upper Limit + References No definition available. + Details
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- Definition Maximum Term for Foreign Currency Forward Exchange Contracts + References No definition available. + Details
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- Definition Nominal mass used to calculate payments on a derivative instrument. + References No definition available. + Details
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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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- Definition Net fair value of all derivative instruments designated as fair value hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958 + Details
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- Definition The estimated net amount of unrealized gains or losses on foreign currency cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=112277219&loc=d3e80748-113994 + Details
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- Details
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