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v3.25.2

Goodwill and Other Intangibles - Schedule of activity in goodwill (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 11 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Aug. 31, 2025 | Aug. 31, 2024 | May 31, 2025 | May 31, 2025 | May 31, 2025 | May 31, 2024
Goodwill [Line Items] |  |  |  |  |  |
Gross goodwill |  |  | $ 238.5 | $ 238.5 | $ 238.5 | $ 172.4
Goodwill, Impaired, Accumulated Impairment Loss |  |  | (39.6) | (39.6) | (39.6) | $ (39.6)
Goodwill [Roll Forward] |  |  |  |  |  |
Beginning balance | $ 198.9 | $ 132.8 | 204.4 |  | 132.8 |
Additions | 0.0 |  |  |  |  |
Foreign currency translation | 0.8 | 1.5 |  |  | 1.9 |
Ending balance | $ 199.7 | 204.4 | 198.9 | 198.9 | 198.9 |
9 Story Media Group Inc. |  |  |  |  |  |
Goodwill [Roll Forward] |  |  |  |  |  |
Additions |  | $ 70.1 |  |  |  |
Additions |  |  |  |  | $ 64.2 |
Measurement period adjustments |  |  |  | (5.9) |  |
Increase (decrease) to acquired deferred tax liabilities |  |  |  | (5.3) |  |
Increase (decrease) to acquired operating lease right of use assets |  |  |  | 0.3 |  |
Increase (decrease) to acquired lease libailtiies |  |  |  | (0.1) |  |
Step-up adjustment |  |  |  | 0.1 |  |
Increase (decrease) to purchase price |  |  | $ 0.2 | $ (0.1) |  |

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