Warranty Accrual (Tables)

6 Months Ended

Jul. 31, 2020

Product Warranties Disclosures [Abstract]

Schedule of Product Warranty Liability

The following is a summary of the Company’s warranty-claim activity for the three and six months ended July 31, 2020 and 2019:

	Three Months Ended				Six Months Ended
	7/31/2020		7/31/2019		7/31/2020		7/31/2019
	(in thousands)
Beginning balance	$	800	$	700	$	800	$	700
Provision	(17)		245		43		316
Costs incurred	(33)		(145)		(93)		(216)
Ending balance	$	750	$	800	$	750	$	800