Fair Value of Financial Instruments (Tables)

12 Months Ended

Mar. 31, 2020

Fair Value Disclosures [Abstract]

Financial Assets And (Liabilities), Measured At Fair Value On A Recurring Basis

The following tables represent the financial assets and (liabilities) measured at fair value on a recurring basis as of March 31, 2020 and March 31, 2019 and the basis for that measurement:

	Total Fair Value Measurement March 31, 2020			Quoted Price in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Lead forward contracts	$	(2,433	)	$	—	$	(2,433	)	$	—
Foreign currency forward contracts	1			—		1			—
Total derivatives	$	(2,432	)	$	—	$	(2,432	)	$	—

	Total Fair Value Measurement March 31, 2019			Quoted Price in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)			Significant Unobservable Inputs (Level 3)
Lead forward contracts	$	(902	)	$	—	$	(902	)	$	—
Foreign currency forward contracts	(249		)	—		(249		)	—
Total derivatives	$	(1,151	)	$	—	$	(1,151	)	$	—

Carrying Amounts And Estimated Fair Values Of Company's Financial Instruments

The carrying amounts and estimated fair values of the Company’s derivatives and Senior Notes at March 31, 2020 and 2019 were as follows:

	March 31, 2020				March 31, 2019
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Financial assets:
Derivatives(1)	$	—	$	—	$	—	$	—
Financial liabilities:
Senior Notes (2)	$	600,000	$	573,000	$	300,000	$	297,000
Derivatives(1)	2,432		2,432		1,151		1,151

 

(1) Represents lead and foreign currency forward contracts (see Note 13 for asset and liability positions of the lead and foreign currency forward contracts at March 31, 2020 and March 31, 2019).

(2) The fair value amount of the Senior Notes at March 31, 2020 and March 31, 2019 represent the trading value of the instruments.