XML 58 R48.htm IDEA: XBRL DOCUMENT v3.23.3
Note 10 - Leases - Lease Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2023
Oct. 31, 2022
Oct. 31, 2023
Oct. 31, 2022
Amortization of ROU assets $ 37 $ 62 $ 121 $ 125
Interest on lease liabilities 3 8 7 18
Operating lease costs 564 694 1,450 587
Short-term lease costs (1) [1] 99 13 350 72
Sub-lease income (20) (27) (61) (40)
Total Lease costs $ 683 $ 750 $ 1,867 $ 762
[1] Includes variable lease costs, which are immaterial.