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v3.25.2

Deferred Compensation and Retirement Plans - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Jul. 31, 2025 | Jul. 31, 2024 | Apr. 30, 2025
Defined Benefit Plan Disclosure [Line Items] |  |  |
Increase in market value of the underlying COLI investments | $ 2,569 | $ 2,246 |
CSV of COLI Contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Increase in market value of the underlying COLI investments | 2,600 | 2,200 |
Deferred Compensation Plan | CSV of COLI Contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Gross CSV | 341,400 |  | $ 325,500
Outstanding policy loans | $ 72,800 |  | $ 72,800
Executive Capital Accumulation Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Deferred compensation arrangement vesting period | 5 years |  |
Compensation expense (reduction) | $ 12,000 | 13,600 |
Increase (decrease) in the fair value of marketable securities | $ 12,300 | $ 14,200 |
Executive Capital Accumulation Plan | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Option to receive employee benefits by quarterly installments periods | 1 year |  |
Executive Capital Accumulation Plan | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Option to receive employee benefits by quarterly installments periods | 15 years |  |

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