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v3.25.2

Summary of Significant Accounting Policies - Restructuring, Supplemental Information on Cash Flows (Details) $ in Millions | 12 Months Ended
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May 31, 2025 USD ($) employee | May 31, 2024 USD ($) | May 31, 2023 USD ($)
Supplemental information on cash flows |  |  |
Interest paid | $ 74.4 | $ 31.9 | $ 11.1
Income taxes paid | 24.2 | 42.4 | 35.7
Income tax refunds | $ 0.5 | $ 0.6 | $ 1.3
Employee Severance |  |  |
Restructuring and other exit costs |  |  |
Restructuring and Related Cost, Number of Positions Eliminated | employee | 65 |  |
Cost of sales and services and Selling, general and administrative |  |  |
Restructuring and other exit costs |  |  |
Severance and furlough-related costs | $ 0.5 |  |

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