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SECURITIES, SECURITIES AVAILABLE FOR SALE (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014 | Dec. 31, 2014
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | $ 332,674 |  | $ 332,674 |  | $ 277,323
Unrealized Gains | 3,259 |  | 3,259 |  | 3,400
Unrealized Losses | 362 |  | 362 |  | 216
Estimated Fair Value | 335,571 |  | 335,571 |  | 280,507
Amortized Cost [Abstract] |  |  |  |  |
Within one year | 50,363 |  | 50,363 |  |
After one, but within five years | 95,370 |  | 95,370 |  |
After five, but within ten years | 23,687 |  | 23,687 |  |
After ten years | 299 |  | 299 |  |
Total | 169,719 |  | 169,719 |  |
Total | 332,389 |  | 332,389 |  |
Fair Value [Abstract] |  |  |  |  |
Within one year | 50,779 |  | 50,779 |  |
After one, but within five years | 96,694 |  | 96,694 |  |
After five, but within ten years | 24,089 |  | 24,089 |  |
After ten years | 299 |  | 299 |  |
Total | 171,861 |  | 171,861 |  |
Total | 335,110 |  | 335,110 |  |
Proceeds from sales and calls of securities resulting in gains or losses [Abstract] |  |  |  |  |
Proceeds | 2,936 | $ 5,845 | 58,035 | $ 55,610 |
Gross gains | 24 | 0 | 326 | 522 |
Gross losses | (35) | 0 | (35) | 0 |
Tax benefit | (5) | $ 0 | 111 | $ 201 |
Obligations of U.S. Government and U.S. Government Sponsored Enterprises [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 124,565 |  | 124,565 |  | 180,535
Unrealized Gains | 1,463 |  | 1,463 |  | 1,300
Unrealized Losses | 0 |  | 0 |  | 162
Estimated Fair Value | 126,028 |  | 126,028 |  | 181,673
Mortgage-Backed Securities, Residential [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 162,007 |  | 162,007 |  | 60,787
Unrealized Gains | 917 |  | 917 |  | 892
Unrealized Losses | 344 |  | 344 |  | 19
Estimated Fair Value | 162,580 |  | 162,580 |  | 61,660
Amortized Cost [Abstract] |  |  |  |  |
Without Single Maturity Date | 162,007 |  | 162,007 |  |
Fair Value [Abstract] |  |  |  |  |
Without Single Maturity Date | 162,580 |  | 162,580 |  |
Collateralized Mortgage Obligations [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost |  |  |  |  | 335
Unrealized Gains |  |  |  |  | 3
Unrealized Losses |  |  |  |  | 0
Estimated Fair Value |  |  |  |  | 338
Obligations of States and Political Subdivisions [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 43,907 |  | 43,907 |  | 30,677
Unrealized Gains | 683 |  | 683 |  | 802
Unrealized Losses | 17 |  | 17 |  | 28
Estimated Fair Value | 44,573 |  | 44,573 |  | 31,451
Corporate Bonds and Notes [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 1,247 |  | 1,247 |  | 1,502
Unrealized Gains | 13 |  | 13 |  | 35
Unrealized Losses | 0 |  | 0 |  | 4
Estimated Fair Value | 1,260 |  | 1,260 |  | 1,533
SBA Loans Pools [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 663 |  | 663 |  | 1,296
Unrealized Gains | 7 |  | 7 |  | 11
Unrealized Losses | 1 |  | 1 |  | 3
Estimated Fair Value | 669 |  | 669 |  | 1,304
Amortized Cost [Abstract] |  |  |  |  |
Without Single Maturity Date | 663 |  | 663 |  |
Fair Value [Abstract] |  |  |  |  |
Without Single Maturity Date | 669 |  | 669 |  |
Trust Preferred Securities [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost |  |  |  |  | 1,906
Unrealized Gains |  |  |  |  | 122
Unrealized Losses |  |  |  |  | 0
Estimated Fair Value |  |  |  |  | 2,028
Corporate Stocks [Member] |  |  |  |  |
Amortized cost and estimated fair value of securities available for sale [Abstract] |  |  |  |  |
Amortized Cost | 285 |  | 285 |  | 285
Unrealized Gains | 176 |  | 176 |  | 235
Unrealized Losses | 0 |  | 0 |  | 0
Estimated Fair Value | $ 461 |  | $ 461 |  | $ 520

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