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Acquisition - Fair value of assets acquired and liabilities (Details) - USD ($) $ in Millions | Mar. 20, 2023 | Nov. 30, 2023 | May 31, 2023
--- | --- | --- | ---
Acquisition |  |  |
Goodwill |  | $ 176.0 | $ 175.8
Trax USA Corp |  |  |
Acquisition |  |  |
Accounts receivable | $ 8.8 |  |
Other assets | 5.7 |  |
Intangible assets | 61.7 |  |
Deferred revenue | (4.1) |  |
Deferred tax liabilities | (15.8) |  |
Other liabilities | (3.1) |  |
Net assets acquired | 53.2 |  |
Goodwill | 60.3 |  |
Purchase price, net of cash acquired | 113.5 |  |
Trax USA Corp | Tradenames |  |  |
Acquisition |  |  |
Acquired indefinite-lived intangible assets | 6.1 |  |
Trax USA Corp | Customer relationships |  |  |
Acquisition |  |  |
Acquired amortizable intangible assets | $ 33.6 |  |
Amortization period of intangible assets (in years) | 12 years |  |
Trax USA Corp | Developed technology |  |  |
Acquisition |  |  |
Acquired amortizable intangible assets | $ 22.0 |  |
Amortization period of intangible assets (in years) | 20 years |  |

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