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Warranty (Tables)
 12 Months Ended
Jan. 31, 2024
Standard Product Warranty Disclosure [Abstract]  
Warranty claim activity The following is a summary of the Company’s warranty-claim activity during for the years ended January 31 (in thousands):
20242023
Beginning balance$600 $600 
Provision for current year400 350 
Benefits from prior years(285)(140)
Costs incurred(215)(210)
Ending balance500 600 
Less current portion(150)$(250)
Non-current portion$350 $350