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FAIR VALUES OF FINANCIAL INSTRUMENTS: (Details 2) $ in Thousands | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
--- | --- | ---
State and municipal obligations | Level 3 |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | $ 3,135 | $ 3,680
Other Real Estate | Level 3 |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | 603 | 1,880
Impaired Loans | Level 3 |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Fair Value | $ 1,639 | $ 3,882
Measurement Input, Default Rate [Member] | State And Municipal Obligations |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.0000 | 0.00
Measurement Input, Discount Rate [Member] | Minimum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.00 |
Measurement Input, Discount Rate [Member] | Maximum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.50 |
Measurement Input, Discount Rate [Member] | State and municipal obligations | Minimum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.0305 | 0.0305
Measurement Input, Discount Rate [Member] | State and municipal obligations | Maximum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.0550 | 0.0550
Measurement Input, Discount Rate [Member] | Other Real Estate | Minimum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.0500 | 0.0500
Measurement Input, Discount Rate [Member] | Other Real Estate | Maximum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.2000 | 0.2000
Measurement Input, Discount Rate [Member] | Impaired Loans | Minimum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.0000 | 0.0000
Measurement Input, Discount Rate [Member] | Impaired Loans | Maximum |  |
Fair Value Inputs, Assets, Quantitative Information [Line Items] |  |
Range of Inputs (percent) | 0.5000 | 0.5000

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