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Retirement Plans (Tables)
9 Months Ended
Oct. 31, 2021
Retirement Benefits [Abstract]  
Schedule of Defined Benefit Plans Disclosures
The net periodic pension cost for the Pension Plan and the VIP Plan for the three and nine months ended October 31, 2021 and 2020 were as follows:
Combined Employee Retirement Plans
Three Months EndedNine Months Ended
10/31/202110/31/202010/31/202110/31/2020
(in thousands)
Service cost
$$$$
Interest cost281301841903
Expected return on plan assets(218)(224)(654)(672)
Plan settlement65285
Amortization of prior service cost
Recognized net actuarial loss4424651,3281,395
Benefit cost
$570$542$1,800 $1,626