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Goodwill and Intangible Assets - Schedule of Intangible Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Jun. 30, 2022 | Mar. 31, 2022
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Cost | $ 128,617 | $ 55,517 |  |
Accumulated Amortization | 52,861 | 26,783 |  |
Total | $ 75,756 | $ 28,734 | $ 85,743 | $ 96,364
Completed technologies |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Weighted Average Amortization Period | 6 years 10 months 24 days | 6 years 7 months 6 days |  |
Cost | $ 95,761 | $ 34,361 |  |
Accumulated Amortization | 32,265 | 13,311 |  |
Total | $ 63,496 | $ 21,050 |  |
Customer relationships |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Weighted Average Amortization Period | 4 years 8 months 12 days | 4 years 7 months 6 days |  |
Cost | $ 25,168 | $ 20,168 |  |
Accumulated Amortization | 18,241 | 12,905 |  |
Total | $ 6,927 | $ 7,263 |  |
Trade names |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Weighted Average Amortization Period | 5 years | 4 years 8 months 12 days |  |
Cost | $ 7,088 | $ 988 |  |
Accumulated Amortization | 2,174 | 567 |  |
Total | $ 4,914 | $ 421 |  |
Covenants not to compete |  |  |  |
Indefinite-lived Intangible Assets [Line Items] |  |  |  |
Weighted Average Amortization Period | 3 years |  |  |
Cost | $ 600 |  |  |
Accumulated Amortization | 181 |  |  |
Total | $ 419 |  |  |

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