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Goodwill and Other Intangible Assets | 9 Months Ended
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Jun. 30, 2025
Goodwill and Intangible Assets Disclosure [Abstract] |
Goodwill and Other Intangible Assets | Note 10 — Goodwill and Other Intangible Assets Goodwill and Other Intangible Assets consisted of:
| June 30, 2025 |  | September 30, 2024
Amortized intangible assets |  |  |
Patents – gross | $ | 10.8 |  |  | $ | 10.8 |
Less: accumulated amortization | (5.5) |  |  | (5.1) |
Patents – net | $ | 5.3 |  |  | $ | 5.7 |
Customer Relationships and Other – gross | $ | 5.3 |  |  | $ | 5.2 |
Less: accumulated amortization | (3.3) |  |  | (2.8) |
Customer Relationships and Other – net | $ | 2.0 |  |  | $ | 2.4 |
Total amortized intangible assets | $ | 7.3 |  |  | $ | 8.1 |
Goodwill | 15.4 |  |  | 15.6 |
Total Goodwill and Other Intangible Assets | $ | 22.7 |  |  | $ | 23.7 |

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- Definition The entire disclosure for goodwill and intangible assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-30/tableOfContent Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/350-20/tableOfContent + Details
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