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INVESTMENT SECURITIES (Schedule of Amortized Cost and Approximate Fair Value) (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Amortized Cost	$ 376,229	$ 330,560
Gross Unrealized Gains	303	752
Gross Unrealized Losses	(7,978)	(3,679)
Fair Value	368,554	327,633
U.S. Government-Sponsored Entities [Member]
Amortized Cost	101,646	44,476
Gross Unrealized Gains	3
Gross Unrealized Losses	(2,391)	(775)
Fair Value	99,258	43,701
Mortgage-Backed Securities-Residential [Member]
Amortized Cost	249,011	244,913
Gross Unrealized Gains	228	583
Gross Unrealized Losses	(5,343)	(2,380)
Fair Value	243,896	243,116
SBA Pool Securities [Member]
Amortized Cost	4,229	5,262
Gross Unrealized Gains
Gross Unrealized Losses	(47)	(57)
Fair Value	4,182	5,205
State and Political Subdivisions [Member]
Amortized Cost	18,343	24,910
Gross Unrealized Gains	27	87
Gross Unrealized Losses	(197)	(129)
Fair Value	18,173	24,868
Corporate Bond [Member]
Amortized Cost	3,000	3,000
Gross Unrealized Gains	45	82
Gross Unrealized Losses
Fair Value	$ 3,045	3,082
Single-Issuer Trust Preferred Security [Member]
Amortized Cost		2,999
Gross Unrealized Gains
Gross Unrealized Losses		(162)
Fair Value		2,837
CRA Investment Fund [Member]
Amortized Cost		5,000
Gross Unrealized Gains
Gross Unrealized Losses		(176)
Fair Value		$ 4,824

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

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