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Business Combinations - Purchase Price Allocation (Details) - USD ($) $ in Thousands | Oct. 01, 2021 | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | --- | ---
Assets Acquired |  |  |
Goodwill |  | $ 2,288,635 | $ 2,259,282
Threat Stack, Inc |  |  |
Assets Acquired |  |  |
Deferred tax assets | $ 14,041 |  |
Other net tangible assets acquired, at fair value | 5,481 |  |
Cash, cash equivalents, and restricted cash | $ 911 |  |
Identifiable intangible assets useful life | 5 years |  |
Goodwill | $ 43,282 |  |
Total assets acquired | 79,515 |  |
Liabilities assumed |  |  |
Deferred revenue | (10,591) |  |
Total liabilities assumed | (10,591) |  |
Net assets acquired | 68,924 |  |
Threat Stack, Inc | Developed Technology Rights |  |  |
Assets Acquired |  |  |
Identifiable intangible assets: | $ 11,400 |  |
Identifiable intangible assets useful life | 5 years |  |
Threat Stack, Inc | Customer Relationships |  |  |
Assets Acquired |  |  |
Identifiable intangible assets: | $ 4,400 |  |
Identifiable intangible assets useful life | 5 years |  |

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