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ACQUISITIONS AND FDIC INDEMNIFICATION ASSET: (Details Textual) - USD ($) | 3 Months Ended | 12 Months Ended | 54 Months Ended |
--- | --- | --- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2013 | Aug. 16, 2013
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Gain on Sale of certain assets and liabilities of Insurance Brokerage Operation |  |  |  |  |  |  |  |  | $ 0 | $ 0 | $ 0 |  |
Deposits | $ 3,275,357,000 |  |  |  | $ 2,436,727,000 |  |  |  | 3,275,357,000 | 2,436,727,000 |  |  |
Goodwill | 78,592,000 |  |  |  | 34,355,000 |  |  |  | 78,592,000 | 34,355,000 |  |  |
Reimbursements from the FDIC |  |  |  |  |  |  |  |  |  |  |  | $ (24,300,000) |
Covered loans |  |  |  |  | 3,200,000 |  |  |  |  | 3,200,000 |  |  |
Assets | 4,023,250,000 |  |  |  | 3,008,718,000 |  |  |  | 4,023,250,000 | 3,008,718,000 |  |  |
Net Income (Loss) Attributable to Parent | $ 14,364,000 | $ 12,257,000 | $ 12,569,000 | $ 9,682,000 | $ 11,056,000 | $ 11,313,000 | $ 15,261,000 | $ 8,953,000 | 48,872,000 | $ 46,583,000 | $ 29,131,000 |  |
Bank of America |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill recorded, which is expected to be tax deductable |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,900
First National Bank Of Danville |  |  |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |
Losses on assets, threshold under loss-sharing agreement (up to $29 million) |  |  |  |  |  |  |  |  | $ 29,000,000 |  |  |  |
Percentage of losses to be reimbursed by the FDIC, on losses up to the threshold amount (percent) |  |  |  |  |  |  |  |  | 80.00% |  |  |  |
Percentage of losses to be reimbursed by the FDIC, on losses exceeding the threshold amount (percent) |  |  |  |  |  |  |  |  | 95.00% |  |  |  |

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- Definition Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses exceed the threshold amount. + References No definition available. + Details
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- Definition Represents the percentage of losses on assets acquired under business combination and covered under loss-sharing agreement, to be reimbursed by FDIC, if losses are up to the threshold amount. + References No definition available. + Details
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- Definition Gain on Sale of certain Assets and Liabilities of Insurance Brokerage Operation + References No definition available. + Details
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