v3.26.1
Pension - Net benefit income (Details) - USD ($)
$ in Thousands
12 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2024
Pension      
Actual return on plan assets $ 142 $ 162 $ 52
Interest cost (123) (112) (119)
Actuarial gain 98 16 (206)
Net periodic benefit cost $ 117 $ 66 $ (273)