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ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables) | 6 Months Ended
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Mar. 31, 2024
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] |
Schedule of changes in each component of accumulated other comprehensive income (loss) | The changes in each component of accumulated other comprehensive income were as follows:
| Three months ended March 31, |  | Six months ended March 31,
| 2024 |  | 2023 |  | 2024 |  | 2023
Foreign currency translation: |  |  |  |  |  |  |
Beginning accumulated foreign currency translation | $ | 250,000 |  |  | $ | 224,000 |  |  | $ | 220,000 |  |  | $ | 222,000 |
Change in cumulative translation adjustment before reclassifications | (22,000) |  |  | — |  |  | 8,000 |  |  | 2,000 |
Income taxes | — |  |  | — |  |  | — |  |  | — |
Net current period other comprehensive (loss) income | (22,000) |  |  | — |  |  | 8,000 |  |  | 2,000 |
Ending accumulated foreign currency translation | 228,000 |  |  | 224,000 |  |  | 228,000 |  |  | 224,000 |
Retirement plans: |  |  |  |  |  |  |
Beginning accumulated retirement plans benefit income | 1,863,000 |  |  | 1,052,000 |  |  | 1,884,000 |  |  | 1,072,000 |
Amortization of net actuarial gain | (22,000) |  |  | (20,000) |  |  | (43,000) |  |  | (40,000) |
Income taxes | — |  |  | — |  |  | — |  |  | — |
Net current period other comprehensive loss | (22,000) |  |  | (20,000) |  |  | (43,000) |  |  | (40,000) |
Ending accumulated retirement plans benefit income | 1,841,000 |  |  | 1,032,000 |  |  | 1,841,000 |  |  | 1,032,000 |
Accumulated other comprehensive income, net of taxes | $ | 2,069,000 |  |  | $ | 1,256,000 |  |  | $ | 2,069,000 |  |  | $ | 1,256,000 |

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