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ACCUMULATED OTHER COMPREHENSIVE INCOME (Tables) | 9 Months Ended
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Jun. 30, 2023
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 (loss) were as follows:
| Three months ended June 30, |  | Nine months ended June 30,
| 2023 |  | 2022 |  | 2023 |  | 2022
Foreign currency translation: |  |  |  |  |  |  |
Beginning accumulated foreign currency translation | $ | 224,000 |  |  | $ | 249,000 |  |  | $ | 222,000 |  |  | $ | 262,000 |
Change in cumulative translation adjustment before reclassifications | 15,000 |  |  | (108,000) |  |  | 17,000 |  |  | (121,000) |
Income taxes | — |  |  | — |  |  | — |  |  | — |
Net current period other comprehensive income (loss) | 15,000 |  |  | (108,000) |  |  | 17,000 |  |  | (121,000) |
Ending accumulated foreign currency translation | 239,000 |  |  | 141,000 |  |  | 239,000 |  |  | 141,000 |
Retirement plans: |  |  |  |  |  |  |
Beginning accumulated retirement plans benefit income (cost) | 1,032,000 |  |  | (230,000) |  |  | 1,072,000 |  |  | (230,000) |
Amortization of net actuarial gain | (20,000) |  |  | — |  |  | (60,000) |  |  | — |
Income taxes | — |  |  | — |  |  | — |  |  | — |
Net current period other comprehensive loss | (20,000) |  |  | — |  |  | (60,000) |  |  | — |
Ending accumulated retirement plans benefit income (cost) | 1,012,000 |  |  | (230,000) |  |  | 1,012,000 |  |  | (230,000) |
Accumulated other comprehensive income (loss), net of taxes | $ | 1,251,000 |  |  | $ | (89,000) |  |  | $ | 1,251,000 |  |  | $ | (89,000) |

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