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INVESTMENTS - Non-Current Investments (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
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Non-current investments [Abstract] |  |
Equity and fixed income mutual funds | $ 839 | $ 699
Life insurance policies | 5,493 | 4,926
Equity-method investments | 349 | 323
Other (primarily cost-method) investments | 16,395 | 19,040
Total non-current investments | $ 23,076 | $ 24,988

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- Definition Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(17)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
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