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PENSION & POSTRETIREMENT PLANS | 9 Months Ended
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Jun. 30, 2024
Retirement Benefits [Abstract] |
PENSION & POSTRETIREMENT PLANS | PENSION & POSTRETIREMENT PLANS Total periodic pension and postretirement (income) expense is summarized below:
| Three Months Ended June 30, |  | Nine Months Ended June 30,
|  | 2023 |  |  |  | 2024 |  |  |  | 2023 |  |  |  | 2024 |
Service cost |  | $ | 12 |  |  |  | 9 |  |  |  | 36 |  |  |  | 27 |
Interest cost |  | 54 |  |  |  | 55 |  |  |  | 162 |  |  |  | 165 |
Expected return on plan assets |  | (71) |  |  |  | (74) |  |  |  | (213) |  |  |  | (222) |
Net amortization |  | (18) |  |  |  | (14) |  |  |  | (58) |  |  |  | (42) |
Total |  | $ | (23) |  |  |  | (24) |  |  |  | (73) |  |  |  | (72) |

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