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INVESTMENT SECURITIES AVAILABLE FOR SALE (Schedule of Securities with Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands | Mar. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Approximate Fair Value |  |
Less Than 12 Months | $ 24,456 | $ 70,958
12 Months or Longer | 178,244 | 180,843
Total | 202,700 | 251,801
Unrealized Losses |  |
Less Than 12 Months | (142) | (407)
12 Months or Longer | (2,621) | (4,206)
Total | (2,763) | (4,613)
U.S. Government Sponsored Entities [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months |  | 18,840
12 Months or Longer | 38,571 | 33,600
Total | 38,571 | 52,440
Mortgage-Backed Securities-Residential [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months | 24,456 | 51,697
12 Months or Longer | 130,964 | 136,130
Total | 155,420 | 187,827
Unrealized Losses |  |
Less Than 12 Months | (142) | (303)
12 Months or Longer | (2,104) | (3,136)
Total | (2,246) | (3,439)
SBA Pool Securities [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months |  |
12 Months or Longer | 3,601 | 3,839
Total | 3,601 | 3,839
Unrealized Losses |  |
Less Than 12 Months |  |
12 Months or Longer | (43) | (44)
Total | (43) | (44)
State and Political Subdivisions [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months |  | 421
12 Months or Longer | 5,108 | 7,274
Total | 5,108 | 7,695
Unrealized Losses |  |
Less Than 12 Months |  | (1)
12 Months or Longer | (63) | (145)
Total | (63) | (146)
U.S. Government-Sponsored Entities [Member] |  |
Unrealized Losses |  |
Less Than 12 Months |  | (103)
12 Months or Longer | (411) | (881)
Total | $ (411) | $ (984)

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