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GOODWILL AND INTANGIBLE ASSETS (Tables) | 6 Months Ended
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Mar. 31, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Intangible Assets Arising from Business Acquisitions | Intangible assets consist of the following:
|  |  | March 31, 2022 |  | September 30, 2021
(in thousands) | Weighted Average Estimated Useful Lives |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
Finite-lived intangible asset: |  |  |  |  |  |  |  |  |  |  |  |  |
Developed technology | 15 years |  | $ | 89,096 |  |  | $ | 25,160 |  |  | $ | 63,936 |  |  | $ | 89,096 |  |  | $ | 22,182 |  |  | $ | 66,914 |
Intellectual property | 13 years |  | 1,500 |  |  | 272 |  |  | 1,228 |  |  | 1,500 |  |  | 216 |  |  | 1,284 |
Trade name | 20 years |  | 5,865 |  |  | 1,316 |  |  | 4,549 |  |  | 5,865 |  |  | 1,158 |  |  | 4,707 |
Customer relationships | 5 years |  | 4,000 |  |  | 3,467 |  |  | 533 |  |  | 4,000 |  |  | 3,067 |  |  | 933 |
|  |  | $ | 100,461 |  |  | $ | 30,215 |  |  | $ | 70,246 |  |  | $ | 100,461 |  |  | $ | 26,623 |  |  | $ | 73,838 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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