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ACCOUNTING POLICIES (Details) $ in Thousands | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2020 USD ($) segment | Dec. 31, 2019 shares | Nov. 02, 2020 USD ($) | Oct. 20, 2020 subsidiary
ACCOUNTING POLICIES |  |  |  |
Pro forma dilutive instruments | shares |  | 0 |  |
Provision for prepaid dividend | $ 0 |  |  |
Number of segments | segment | 1 |  |  |
Impairment of goodwill | $ 0 |  |  |
Subsequent Event |  |  |  |
ACCOUNTING POLICIES |  |  |  |
Number of bank subsidiaries entering into a merger agreement | subsidiary |  |  |  | 2
Authorized stock repurchase amount |  |  | $ 15,000 |

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