XML 53 R42.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2
Warranty (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 30, 2024
Apr. 30, 2023
Warranty claim activity    
Beginning balance $ 500 $ 600
Provision 30 41
Costs incurred (30) (41)
Ending balance $ 500 $ 600
Maximum    
Warranty [Line Items]    
Product warranty period 10 years