Product Warranty (Tables)

9 Months Ended

Dec. 31, 2018

Guarantees And Product Warranties [Abstract]

Change in the Company's Warranty Accrual

The following table reflects the change in the Company’s warranty accrual during the nine months ended December 31, 2018 and 2017:

	Nine Months Ended
	December 31, 2018			December 31, 2017
	(In thousands)
Balance, beginning of period	$	6,914		$	11,058
Change in liability for warranties issued in period		2,982			218
Settlements made (in cash or in kind) during the    period		(2,889	)		(3,931	)
Balance, end of period	$	7,007		$	7,345