Derivative Financial Instruments - Fair Value of Derivative Instruments (Detail) - USD ($) $ in Thousands	Mar. 31, 2020	Mar. 31, 2019
Derivatives, Fair Value [Line Items]
Derivatives assets, Fair Value	$ 0	$ 0
Derivatives liabilities, Fair Value	2,432	1,151
Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives assets, Fair Value	0	0
Derivatives liabilities, Fair Value	2,807	910
Designated as Hedging Instrument | Prepaid and other current assets | Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Derivatives assets, Fair Value	0	0
Designated as Hedging Instrument | Accrued expenses | Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Derivatives liabilities, Fair Value	374	8
Designated as Hedging Instrument | Accrued expenses | Lead hedge forward contracts
Derivatives, Fair Value [Line Items]
Derivatives liabilities, Fair Value	2,433	902
Not Designated as Hedging Instrument
Derivatives, Fair Value [Line Items]
Derivatives assets, Fair Value	375	0
Derivatives liabilities, Fair Value	0	241
Not Designated as Hedging Instrument | Prepaid and other current assets | Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Derivatives assets, Fair Value	375	0
Not Designated as Hedging Instrument | Accrued expenses | Foreign currency forward contracts
Derivatives, Fair Value [Line Items]
Derivatives liabilities, Fair Value	0	241
Not Designated as Hedging Instrument | Accrued expenses | Lead hedge forward contracts
Derivatives, Fair Value [Line Items]
Derivatives liabilities, Fair Value	$ 0	$ 0