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SUBSEQUENT EVENTS (Details) $ / shares in Units, $ in Thousands | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Dec. 16, 2022 USD ($) $ / shares | Nov. 30, 2022 USD ($) lot | Sep. 30, 2022 USD ($) | Dec. 31, 2022 USD ($) | Sep. 30, 2022 USD ($) lot $ / shares | Sep. 30, 2021 USD ($) | Dec. 01, 2022 | Oct. 17, 2022 shares
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Proceeds recorded as other current liabilities |  |  |  |  | $ 551 | $ 0 |  |
Dividends declared, cash paid per share | $ / shares |  |  |  |  | $ 0.015 |  |  |
Land Development Partnerships |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Cash distribution from equity method investment, net |  |  |  |  | $ 3,028 | 6,011 |  |
Drilling rigs and equipment |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Proceeds recorded as other current liabilities |  |  | $ 551 |  |  |  |  |
Kaupulehu Developments |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Revenues - sale of interest in leasehold land |  |  |  |  | $ 1,295 | $ 1,738 |  |
Kaupulehu Developments | KD Kaupulehu LLLP Increment I |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Number of single family lots sold | lot |  |  |  |  | 6 |  |  |
Subsequent Event |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Dividends declared, cash paid per share | $ / shares | $ 0.015 |  |  |  |  |  |  |
Subsequent Event | Land Development Partnerships |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Cash distribution from equity method investment, net |  | $ 478 |  |  |  |  |  |
Subsequent Event | The Tax Benefits Preservation Plan |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Number of rights for each outstanding common stock (in shares) | shares |  |  |  |  |  |  |  | 1
Subsequent Event | Drilling rigs and equipment | Forecast |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Gain on sale of drilling rig |  |  |  | $ 551 |  |  |  |
Subsequent Event | Kaupulehu Developments | KD Kaupulehu LLLP Increment I |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Revenues - sale of interest in leasehold land |  | $ 265 |  |  |  |  |  |
Number of single family lots sold | lot |  | 1 |  |  |  |  |  |
Subsequent Event | Barnwell Texas, LLP |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |
Working interest in oil and gas leasehold acreage |  |  |  |  |  |  | 22.30% |
Working interest in oil wells |  |  |  |  |  |  | 15.40% |
Cash paid under the arrangements | $ 5,099 |  |  |  |  |  |  |
Broker's fee percent |  |  |  |  |  |  | 5.00% |

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