FAIR VALUE (Details 2) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Financial assets:
Cash and due from banks	$ 57,915	$ 102,280
Interest earning deposits with banks	29,038	11,558
Securities available for sale	792,058	819,722
Securities held to maturity	190,105	222,878
Accrued interest receivable	11,005	10,233
Financial liabilities:
Junior subordinated debentures		15,244
Carrying Amount
Financial assets:
Cash and due from banks	57,915	102,280
Interest earning deposits with banks	29,038	11,558
Securities available for sale	792,058	819,722
Securities restricted	34,234	34,743
Securities held to maturity	189,603	223,237
Loans, net	2,892,432	2,574,536
Derivatives	2,447	2,510
Accrued interest receivable	11,005	10,233
Financial liabilities:
Certificates of deposit	223,305	206,732
Demand and other deposits	2,980,003	2,719,277
Federal funds purchased	50,000	100,000
Federal Home Loan Bank advances	476,674	496,684
Repurchase agreements	846	674
Subordinated debentures	78,606	78,502
Junior subordinated debentures		15,244
Derivatives	1,719	1,670
Accrued interest payable	432	1,849
Fair Value
Financial assets:
Cash and due from banks	57,915	102,280
Interest earning deposits with banks	29,038	11,558
Securities available for sale	792,058	819,722
Securities held to maturity	190,105	222,878
Loans, net	2,850,092	2,542,395
Derivatives	2,447	2,510
Accrued interest receivable	11,005	10,233
Financial liabilities:
Certificates of deposit	222,814	206,026
Demand and other deposits	2,980,003	2,719,277
Federal funds purchased	50,000	100,000
Federal Home Loan Bank advances	476,047	496,249
Repurchase agreements	846	674
Subordinated debentures	78,720	78,303
Junior subordinated debentures		15,258
Derivatives	1,719	1,670
Accrued interest payable	432	1,849
Quoted Prices In Active Markets for Identical Assets (Level 1) | Fair Value
Financial assets:
Cash and due from banks	57,915	102,280
Interest earning deposits with banks	29,038	11,558
Financial liabilities:
Demand and other deposits	2,980,003	2,719,277
Federal funds purchased	50,000	100,000
Federal Home Loan Bank advances	159,915	175,000
Accrued interest payable		87
Significant Other Observable Inputs (Level 2) | Fair Value
Financial assets:
Securities available for sale	792,058	819,722
Securities held to maturity	190,105	222,878
Derivatives	2,447	2,510
Accrued interest receivable	3,566	3,480
Financial liabilities:
Certificates of deposit	222,814	206,026
Federal Home Loan Bank advances	316,132	321,249
Repurchase agreements	846	674
Subordinated debentures	78,720	78,303
Derivatives	1,719	1,670
Accrued interest payable	420	316
Significant Unobservable Inputs (Level 3) | Fair Value
Financial assets:
Loans, net	2,850,092	2,542,395
Accrued interest receivable	7,439	6,753
Financial liabilities:
Junior subordinated debentures		15,258
Accrued interest payable	$ 12	$ 1,446