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PENSION PLAN (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2017 | Sep. 30, 2016
Long-term investment objective, equities | 65.00% |
Long-term investment objective, debt | 35.00% |
Funding guidelines, description | The Plan is underfunded under the Guidelines, the bond fund portion will be temporarily increased to 50% in order to lessen asset value volatility. When the Plan is no longer underfunded, the bond fund portion will be decreased back to 35%. Asset rebalancing is performed at least annually, with interim adjustments made when the investment mix varies more than 5% from the target (i.e., a 10% target range). |
Weighted average discount rate | 4.00% | 3.75%
Expected long-term rate of return on assets | 7.00% | 7.00%
Expected contributions | $ 85 |
Actuarial losses | 1,494 | $ 1,984
Acturial losses, income tax effects | 597 | $ 793
Acturial losses expected to be amortized within next year | $ 120 |
Maximum [Member] |  |
Expected long-term rate of return on assets | 7.00% |
Maximum [Member] | Equity Securities [Member] |  |
Expected long-term rate of return on assets | 8.00% |
Target asset allocation | 70.00% |
Maximum [Member] | Fixed Income Securities [Member] |  |
Expected long-term rate of return on assets | 5.00% |
Maximum [Member] | Debt Securities [Member] |  |
Target asset allocation | 60.00% |
Minimum [Member] |  |
Expected long-term rate of return on assets | 5.00% |
Minimum [Member] | Equity Securities [Member] |  |
Expected long-term rate of return on assets | 6.00% |
Target asset allocation | 40.00% |
Minimum [Member] | Fixed Income Securities [Member] |  |
Expected long-term rate of return on assets | 3.00% |
Minimum [Member] | Debt Securities [Member] |  |
Target asset allocation | 30.00% |

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