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Schedule of Operating Lease Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Leases        
Operating lease cost $ 159 $ 92 $ 316 $ 184
Short-term lease cost 20 8 40 16
Total lease cost $ 179 $ 100 $ 356 $ 200