Warranty Accrual (Tables)

6 Months Ended

Jul. 31, 2022

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, 2022 and 2021:

	Three Months Ended				Six Months Ended
	7/31/2022		7/31/2021		7/31/2022		7/31/2021
	(in thousands)
Beginning balance	$	600	$	700	$	600	$	700
Provision	116		13		150		56
Costs incurred	(66)		(13)		(100)		(56)
Ending balance	$	650	$	700	$	650	$	700