Product Warranty (Tables)

3 Months Ended

Jun. 30, 2016

Guarantees [Abstract]

Change in the Company's Warranty Accrual

The following table reflects the change in the Company’s warranty accrual during the three months ended June 30, 2016 and 2015:

	Three Months Ended
	June 30, 2016			June 30, 2015
	(In thousands)
Balance, beginning of period	$	11,434		$	15,545
Change in liability for warranties issued in period		2,872			793
Settlements made (in cash or in kind) during the period		(2,149	)		(1,915	)
Balance, end of period	$	12,157		$	14,423