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STOCKHOLDERS' EQUITY - AT THE MARKET OFFERING (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Oct. 17, 2022 | Mar. 16, 2021
Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |
Dividends declared, cash paid per share | $ 0.015 | $ 0.015 | $ 0.015 | $ 0.015 | $ 0.015 | $ 0.060 | $ 0.015 |  |
Common stock, par value (in dollars per share) | $ 0.50 |  |  |  |  | $ 0.50 |  |  |
The Tax Benefits Preservation Plan |  |  |  |  |  |  |  |  |
Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |
Number of rights for each outstanding common stock (in shares) |  |  |  |  |  |  |  | 1 |
At The Market Offering |  |  |  |  |  |  |  |  |
Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |
Common stock, par value (in dollars per share) |  |  |  |  |  |  |  |  | $ 0.50
Sale of stock, maximum aggregate sales price | $ 25,000 |  |  |  |  | $ 25,000 |  |  |
Common shares sold (in shares) |  |  |  |  |  |  | 509,467 |  |
Proceeds from sale of common stock |  |  |  |  |  |  | $ 2,356 |  |
At The Market Offering | Commissions And Fees |  |  |  |  |  |  |  |  |
Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock issuance costs, commissions, fees, and ATM-related professional services |  |  |  |  |  |  | 75 |  |
At The Market Offering | At The Market Related Professional Services |  |  |  |  |  |  |  |  |
Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |
Stock issuance costs, commissions, fees, and ATM-related professional services |  |  |  |  |  |  | $ 22 |  |

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