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Earnings Per Share - Summary of Non Cash Buyback Activity by Program (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Nov. 30, 2023 | Aug. 31, 2023 | Nov. 30, 2022 | Aug. 31, 2022 | Nov. 30, 2023 | Nov. 30, 2022
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Stock purchased under share buyback | $ 349,852 | $ 73,276 | $ 28,348 | $ 320,334 | $ 423,128 | $ 348,682
Noncash Share Repurchase Transaction |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |
Stock purchased under share buyback (in shares) | 68 |  | 66 |  | 186 | 260
Stock purchased under share buyback, average price (in dollars per share) | $ 514.75 |  | $ 421.85 |  | $ 506.82 | $ 414.46
Stock purchased under share buyback | $ 35,087 |  | $ 27,975 |  | $ 94,300 | $ 107,566

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