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Retirement Plans (Tables)
3 Months Ended
Apr. 30, 2023
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures he net periodic pension cost for the Pension Plan and the VIP Plan for the three months ended April 30, 2023 and 2022:
Three Months Ended
4/30/20234/30/2022
(in thousands)
Service cost$$
Interest cost360298
Expected return on plan assets(199)(237)
Plan settlement
Amortization of prior service cost
Recognized net actuarial loss134
Benefit cost$161$195