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INVESTMENT SECURITIES AVAILABLE FOR SALE (Schedule of Available for Sale Securities with Continuous Unrealized Losses and Approximate Fair Value of Investments) (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Approximate Fair Value |  |
Less Than 12 Months | $ 99,523 | $ 70,958
12 Months or Longer | 71,926 | 180,843
Total | 171,449 | 251,801
Unrealized Losses |  |
Less Than 12 Months | (597) | (407)
12 Months or Longer | (583) | (4,206)
Total | (1,180) | (4,613)
12 Months or Longer | 71,926 | 180,843
Total | 171,449 | 251,801
U.S. Government-Sponsored Agencies [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months | 19,758 | 18,840
12 Months or Longer |  | 33,600
Total | 19,758 | 52,440
Unrealized Losses |  |
Less Than 12 Months | (214) | (103)
12 Months or Longer |  | (881)
Total | (214) | (984)
12 Months or Longer |  | 33,600
Total | 19,758 | 52,440
Mortgage-Backed Securities-Residential [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months | 78,982 | 51,697
12 Months or Longer | 69,142 | 136,130
Total | 148,124 | 187,827
Unrealized Losses |  |
Less Than 12 Months | (382) | (303)
12 Months or Longer | (568) | (3,136)
Total | (950) | (3,439)
12 Months or Longer | 69,142 | 136,130
Total | 148,124 | 187,827
SBA Pool Securities [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months |  |
12 Months or Longer | 2,784 | 3,839
Total | 2,784 | 3,839
Unrealized Losses |  |
Less Than 12 Months |  |
12 Months or Longer | (15) | (44)
Total | (15) | (44)
12 Months or Longer | 2,784 | 3,839
Total | 2,784 | 3,839
State and Political Subdivisions [Member] |  |
Approximate Fair Value |  |
Less Than 12 Months | 783 | 421
12 Months or Longer |  | 7,274
Total | 783 | 7,695
Unrealized Losses |  |
Less Than 12 Months | (1) | (1)
12 Months or Longer |  | (145)
Total | (1) | (146)
12 Months or Longer |  | 7,274
Total | $ 783 | $ 7,695

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118955579&loc=SL82922890-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=118942371&loc=SL82922954-210456 + Details
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