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v3.25.2

Stock-Based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | 12 Months Ended |
--- | --- | ---
May 31, 2025 | May 31, 2024 | May 31, 2023 | Jul. 23, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Weighted-average fair value of stock options granted (in dollars per share) | $ 65.40 | $ 53.66 | $ 34.16 |
Intrinsic value of options exercised | $ 435.4 | $ 359.8 | $ 302.9 |
Proceeds from stock options exercised | 0.9 | 1.4 | 3.0 |
Fair value of vested stock options | 35.9 | 34.3 | 37.9 |
Aggregate intrinsic value of outstanding options | 1,556.6 |  |  |
Aggregate intrinsic value of exercisable options | $ 821.5 |  |  |
Weighted-average remaining contractual term of stock options exercisable | 3 years 8 months 12 days |  |  |
Unrecognized compensation cost related to unvested stock options and restricted stock | $ 315.6 |  |  |
Weighted-average period of time unrecognized compensation cost will be recognized | 2 years 2 months 12 days |  |  |
Stock Compensation Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of shares authorized under plan (in shares) |  |  |  | 50,000,000
Shares reserved for future issuance (in shares) | 19,246,017 |  |  |
Share-based compensation | $ 128.3 | 117.0 | 103.6 |
The total income tax benefit recognized in the consolidated income statement for share-based compensation arrangements | $ 32.7 | $ 29.8 | $ 26.4 |
Stock Options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Maximum term after grant options may be exercised | 10 years |  |  |
Award expiration term | 10 years |  |  |
Stock Options | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options vesting period | 3 years |  |  |
Stock Options | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Options vesting period | 5 years |  |  |
Restricted Stock Awards |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Vesting period of awards | 3 years |  |  |

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