LOANS AND ALLOWANCE FOR LOAN LOSSES- Non Accrual Loans (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	$ 17,949	$ 14,728
Loans greater than 90 days past due and accruing	2	0
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	5,685	4,747
Loans greater than 90 days past due and accruing	0	0
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	4,594	2,154
Loans greater than 90 days past due and accruing	2	0
Commercial construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	1,692	2,632
Loans greater than 90 days past due and accruing	0	0
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	3,755	2,450
Loans greater than 90 days past due and accruing	0	0
Construction and development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	254	653
Loans greater than 90 days past due and accruing	0	0
Home equity
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	1,721	1,928
Loans greater than 90 days past due and accruing	0	0
Other consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Nonaccrual	248	164
Loans greater than 90 days past due and accruing	$ 0	$ 0