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Acquisitions - Additional Information (Details) - USD ($) $ in Millions |  | 3 Months Ended
--- | --- | ---
Mar. 31, 2021 | Apr. 30, 2021 | Apr. 30, 2020
Business Acquisition [Line Items] |  |  |
Fair value of common stock issued related to business combination |  | $ 2.6 | $ 0.0
Storm UK Holdco Limited |  |  |
Business Acquisition [Line Items] |  |  |
Consideration transferred | $ 1,040.9 |  |
Payments to acquire businesses | $ 1,038.3 |  |
Business acquisition, equity interest issued or issuable, number of shares | 9,277 |  |
Fair value of common stock issued related to business combination | $ 2.6 |  |
Business combination, consideration transferred, other | 1,038.3 |  |
Business combination, contingent consideration, asset | $ 2.6 |  |
Percentage of restricted common stock released | 50000000.00% |  |
Goodwill |  | $ 376.2 |

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