Warranty Accrual Warranty (Tables)

9 Months Ended

Oct. 31, 2014

Guarantees [Abstract]

Schedule of Product Warranty Liability

The following is a summary of the Company’s warranty-claim activity for the three months and nine months ended October 31, 2014 and 2013.

	Three Months Ended						Nine Months Ended
	10/31/2014			10/31/2013			10/31/2014			10/31/2013
	(In thousands)
Beginning balance	$	1,000		$	1,000		$	1,000		$	1,000
Provision	134			17			352			233
Costs incurred	(134		)	(117		)	(352		)	(333		)
Ending balance	$	1,000		$	900		$	1,000		$	900