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RECENT ACCOUNTING PRONOUNCEMENTS (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Dec. 31, 2017 | Jun. 30, 2019 | Jun. 30, 2018
New Accounting Pronouncements and Changes in Accounting Principles [Abstract] |  |  |
Reclassified mortgage-backed seurities | $ 12,600 |  | $ 12,619
Reclassified adjustment from AOCI to retained earnings |  | $ 188 |

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- Definition Amount reclassified to unappropriated retained earnings from accumulated increase (decrease) in the fair value of the financial assets (liabilities) of the collateralized financing entity. + References No definition available. + Details
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