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Retirement Plans (Tables)
9 Months Ended
Jan. 31, 2025
Retirement Benefits [Abstract]  
Schedule of Net Pension Expense for Our Defined Benefit Plans
The components of net pension expense for our defined benefit plans were as follows:
Three Months Ended
January 31,
Nine Months Ended
January 31,
2025202420252024
Service cost$130 $134 $434 $400 
Interest cost7,177 6,963 21,348 20,782 
Expected return on plan assets(6,937)(7,458)(20,788)(22,347)
Amortization of prior service cost(23)(24)(64)(71)
Amortization of net actuarial loss2,103 2,046 6,193 6,072 
Curtailment/settlement (credit) — (180)— 
Net pension expense$2,450 $1,661 $6,943 $4,836