FAIR VALUE MEASUREMENTS - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - Recurring Basis [Member] - USD ($) $ in Thousands |
Jun. 30, 2025 |
Sep. 30, 2024 |
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| FAIR VALUE MEASUREMENTS [Abstract] | ||
| Contingent earnout liabilities | $ 2,541 | $ 3,381 |
| Level 1 [Member] | ||
| FAIR VALUE MEASUREMENTS [Abstract] | ||
| Investment in Rubicon at fair value | 2,327 | 1,518 |
| Investment in other marketable securities at fair value | 183 | 56 |
| Total Investment in marketable securities at fair value | 2,510 | 1,574 |
| Contingent earnout liabilities | 1,162 | 2,100 |
| Level 3 [Member] | ||
| FAIR VALUE MEASUREMENTS [Abstract] | ||
| Contingent earnout liabilities | $ 1,379 | $ 1,281 |
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- Definition The fair value portion of contingent consideration due in a business combination. No definition available.
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- Definition Fair value portion of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Fair value portion of investments in an entity not consolidated. Includes, but is not limited to, investments in an entity that is affiliated with the reporting entity by means of direct or indirect ownership, an entity in which the reporting entity shares control of the entity with another party or group, an entity which the company has significant influence, but does not have control and subsidiaries that are not required to be consolidated and are accounted for using the equity or cost method. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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