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Note 8 - Retirement Plans - Benefit Obligations, Plan Assets and Funded Status of Plan (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Accumulated benefits $ 0 $ 6,448
Benefit obligation - beginning of year 6,448 7,090
Interest cost 141 173
Actuarial gain (220) (511)
Benefits paid (259) (304)
Lump sum benefits paid (5,531) 0
Reimbursement of premiums 112 0
Effect of settlement/curtailment (691) 0
Benefit obligation - end of year 0 6,448
Fair value of plan assets - beginning of year 7,135 7,016
Actual (loss) gain on plan assets (540) 423
Benefits paid 259 304
Lump sum benefits paid (5,531) 0
Reimbursement of premiums 112 0
Fair value of plan assets - end of year 917 7,135
Over-funded/(unfunded) status 917 688
Prepaid expenses and other current assets 917 322
Other assets 0 2,050
Deferred compensation liabilities 0 (1,684)
Net amount recognized 917 688
Unrecognized actuarial loss 0 1,362
Net amount recognized $ 0 $ 1,362