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Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2020
--- | --- | --- | ---
Goodwill and Other Intangible Assets |  |  |
Goodwill | $ 492,709 | $ 504,853 | $ 408,100
Trade names |  |  |
Goodwill and Other Intangible Assets |  |  |
Trade names | 160,024 | 161,733 |
Patents |  |  |
Goodwill and Other Intangible Assets |  |  |
Gross carrying amount | 2,353 | 2,131 |
Less: accumulated amortization | 1,091 | 972 |
Net | 1,262 | 1,159 |
Capitalized software |  |  |
Goodwill and Other Intangible Assets |  |  |
Gross carrying amount | 106,583 | 93,671 |
Less: accumulated amortization | 70,476 | 63,740 |
Net | 36,107 | 29,931 |
Customer Relationships |  |  |
Goodwill and Other Intangible Assets |  |  |
Gross carrying amount | 287,447 | 288,530 |
Less: accumulated amortization | 96,921 | 80,882 |
Net | 190,526 | 207,648 |
Other |  |  |
Goodwill and Other Intangible Assets |  |  |
Gross carrying amount | 13,985 | 13,177 |
Less: accumulated amortization | 7,440 | 4,398 |
Net | $ 6,545 | $ 8,779 |

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