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INVESTMENTS - SUMMARY OF REVENUES (Details) - Kaupulehu Developments - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2023 | Sep. 30, 2022
Investment Holdings [Line Items] |  |
Revenues - sale of interest in leasehold land | $ 265 | $ 1,295
Fees - included in general and administrative expenses | (32) | (158)
Sale of interest in leasehold land, net of fees paid | $ 233 | $ 1,137

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