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v3.26.1

Employee Benefit Plans - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
May 31, 2026 | May 31, 2025 | May 31, 2024
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | $ 39,030 | $ 52,464 |
Projected benefit obligation | 44,000 | 63,700 |
Net pension liability | 5,000 | 11,200 |
Supplemental Executive Retirement Plan (SERP) |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total contributions | $ 15,100 | 12,900 | $ 13,100
United States Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Required years of service for plan eligibility | 1 year |  |
Total contributions | $ 144,300 | 129,800 | 115,100
Canada | DPSP and RRSP |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Total contributions | $ 4,900 | $ 4,700 | $ 4,200

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