FAIR VALUE, Balance Sheets Grouping (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015
Financial Assets [Abstract]
Investment securities held to maturity		$ 19,259	$ 63,272
Investment securities available for sale		179,242	247,099
Financial Liabilities [Abstract]
Borrowings		$ 15,000	165,000
Percentage of derivative in net sale proceeds		10.00%
Carrying Amount [Member]
Financial Assets [Abstract]
Cash and due from banks	[1]	$ 124,854	98,086
Federal Reserve and Federal Home Loan Bank stock and other investments	[2]	4,524	10,756
Investment securities held to maturity	[2]	18,780	61,309
Investment securities available for sale	[2]	179,242	247,099
Loans held for sale	[2]	0	1,666
Loans, net of allowance	[2],[3],[4]	1,656,447	1,645,762
Accrued interest and loan fees receivable	[2]	5,742	5,859
Financial Liabilities [Abstract]
Non-maturity deposits	[2]	1,641,479	1,555,980
Time deposits	[2]	196,703	224,643
Borrowings	[2]	15,000	165,000
Accrued interest payable	[2]	128	198
Derivatives	[4]	752	752
Estimated Fair Value [Member]
Financial Assets [Abstract]
Cash and due from banks	[1]	124,854	98,086
Federal Reserve and Federal Home Loan Bank stock and other investments	[2]	4,524	10,756
Investment securities held to maturity	[2]	19,259	63,272
Investment securities available for sale	[2]	179,242	247,099
Loans held for sale	[2]	0	1,666
Loans, net of allowance	[2],[3],[4]	1,623,380	1,628,169
Accrued interest and loan fees receivable	[2]	5,742	5,859
Financial Liabilities [Abstract]
Non-maturity deposits	[2]	1,641,479	1,555,980
Time deposits	[2]	196,080	224,408
Borrowings	[2]	14,898	164,827
Accrued interest payable	[2]	128	198
Derivatives	[4]	$ 752	$ 752

[1] Level 1

[2] Level 2

[3] Impaired loans are generally classified within Level 3 of the fair value hierarchy.

[4] Level 3