SECURITIES - Fair Value and Related Gross Unrealized Gains and Losses (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Available for sale securities
Amortized Cost	$ 905,857	$ 846,982
Gross Unrealized Gains	21,972	25,427
Gross Unrealized Losses	(2,550)	(4,649)
Fair Value	925,279	867,760
U. S. government agency
Available for sale securities
Amortized Cost	499	652
Gross Unrealized Gains	5	10
Gross Unrealized Losses		(1)
Fair Value	504	661
State and municipal
Available for sale securities
Amortized Cost	332,999	316,048
Gross Unrealized Gains	17,802	18,603
Gross Unrealized Losses	(68)	(353)
Fair Value	350,733	334,298
Mortgage-backed securities-residential (Government Sponsored Entity)
Available for sale securities
Amortized Cost	332,525	178,534
Gross Unrealized Gains	2,199	4,071
Gross Unrealized Losses	(644)	(433)
Fair Value	334,080	182,172
Collateralized mortgage obligations (Government Sponsored Entity)
Available for sale securities
Amortized Cost	228,621	344,556
Gross Unrealized Gains	1,966	2,743
Gross Unrealized Losses	(1,838)	(3,862)
Fair Value	228,749	343,437
Equity securities
Available for sale securities
Amortized Cost	4,689	4,689
Fair Value	4,689	4,689
Other securities
Available for sale securities
Amortized Cost	6,524	2,503
Fair Value	$ 6,524	$ 2,503

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 5
-Subparagraph (aa)
-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
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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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
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-Section 50
-Paragraph 2
-Subparagraph (c)
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This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
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