Hedging Derivatives, Maturity, Upper Limit

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- Definition

Nominal mass used to calculate payments on a derivative instrument.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-5

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- Definition

Nominal or face amount used to calculate payment on derivative.

+ References

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-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147480434/815-10-50-1A

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- Definition

Term of derivative contract, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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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

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 182
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480401/815-10-55-182

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-Topic 815
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- Definition

Net fair value of all derivative instruments designated as fair value hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

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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://www.xbrl.org/2009/role/commonPracticeRef
-Topic 815
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480870/815-30-50-1

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Derivative Financial Instruments - Additional Information (Detail) $ in Thousands, lb in Millions	12 Months Ended
	Mar. 31, 2026 USD ($) lb	Mar. 31, 2025 USD ($) lb	Dec. 24, 2024 USD ($)	Dec. 23, 2024 USD ($)	Jul. 02, 2024 USD ($)	Sep. 29, 2022 USD ($)
Derivatives, Fair Value [Line Items]
Derivative gain (loss) to be recorded in income within 12 months, before tax	$ 476
Lead forward contracts
Derivatives, Fair Value [Line Items]
Total purchase price of derivative	74,909	$ 63,841
Designated as Hedging Instrument \| Cross Currency Fixed Interest Rate Contract
Derivatives, Fair Value [Line Items]
Notional amount			$ 150	$ 150	$ 150	$ 150,000
Designated as Hedging Instrument \| Interest Rate Swap, Fixed-Rate Basis
Derivatives, Fair Value [Line Items]
Notional amount	$ 200,000	$ 200,000
Designated as Hedging Instrument \| Lead forward contracts
Derivatives, Fair Value [Line Items]
Hedge forward contracts, maturity	1 year
Derivative, nonmonetary notional amount, mass \| lb	82.7	70.0
Designated as Hedging Instrument \| Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Derivative, term (not extending beyond)	1 year
Notional amount	$ 36,771	$ 39,196
Derivatives Not Designated as Hedging Instruments \| Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Notional amount	$ 76,262	$ 63,146