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Intangible Assets, Net (Tables) | 9 Months Ended
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Jun. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-Lived Intangible Assets | Intangible assets are stated at amortized cost and consist of the following:
In thousands |  | June 30, 2022 |  | September 30, 2021
| Cost |  | Accumulated Amortization |  | Net |  | Cost |  | Accumulated Amortization |  | Net
Patents and licenses |  | $ | 28,556 |  |  | $ | (8,531) |  |  | $ | 20,025 |  |  | $ | 32,982 |  |  | $ | (9,207) |  |  | $ | 23,775 |
Developed technology (a) |  | 28,666 |  |  | (2,119) |  |  | 26,547 |  |  | 12,600 |  |  | (1,050) |  |  | 11,550 |
Customer relationship/Trade names (a) |  | 8,638 |  |  | (2,669) |  |  | 5,969 |  |  | — |  |  | — |  |  | — |
Other (a) |  | 1,212 |  |  | (257) |  |  | 955 |  |  | 894 |  |  | (162) |  |  | 732 |
Total |  | $ | 67,072 |  |  | $ | (13,576) |  |  | $ | 53,496 |  |  | $ | 46,476 |  |  | $ | (10,419) |  |  | $ | 36,057 |
(a) The developed technology intangible assets and customer relationship/trade names intangible assets included $16.5 million and $4.3 million, respectively, related to the business acquisition discussed in Note 4 - Business Combinations.

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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 https://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 https://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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