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v3.25.2

Goodwill and Other Identifiable Intangible Assets, Net (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Sep. 30, 2024
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | $ 436,814 |  | $ 436,814 |  | $ 436,311
Accumulated amortization | (199,835) |  | (199,835) |  | (183,402)
Net | 236,979 |  | 236,979 |  | 252,909
Goodwill | 343,038 |  | 343,038 |  | 342,774
Purchased and Core Technology |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 85,018 |  | 85,018 |  | 85,041
Accumulated amortization | (66,491) |  | (66,491) |  | (63,654)
Net | 18,527 |  | 18,527 |  | 21,387
License Agreements |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 112 |  | 112 |  | 112
Accumulated amortization | (112) |  | (112) |  | (112)
Net | 0 |  | 0 |  | 0
Patents and Trademarks |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 40,871 |  | 40,871 |  | 40,335
Accumulated amortization | (24,252) |  | (24,252) |  | (22,047)
Net | 16,619 |  | 16,619 |  | 18,288
Customer Relationships |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 309,213 |  | 309,213 |  | 309,223
Accumulated amortization | (107,380) |  | (107,380) |  | (95,989)
Net | 201,833 |  | 201,833 |  | 213,234
Non-compete Agreements |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 600 |  | 600 |  | 600
Accumulated amortization | (600) |  | (600) |  | (600)
Net | 0 |  | 0 |  | 0
Order backlog |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Gross carrying amount | 1,000 |  | 1,000 |  | 1,000
Accumulated amortization | (1,000) |  | (1,000) |  | (1,000)
Net | 0 |  | 0 |  | $ 0
Cost of Sales and General and Administrative Expense |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |
Amortization expense | $ 5,200 | $ 6,100 | $ 16,200 | $ 18,400 |

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