LOANS - Information Relating to Loans (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	$ 1,854,487	$ 1,821,885
Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	100,341	87,036
Commercial real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	848,924	837,147
Residential real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	683,598	686,897
Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	335	512
Commercial and Financial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	164,050	157,396
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	57,239	52,897
Portfolio Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	1,554,244	1,488,005
Portfolio Loans [Member] | Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	80,850	65,896
Portfolio Loans [Member] | Commercial real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	639,875	610,863
Portfolio Loans [Member] | Residential real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	642,488	639,428
Portfolio Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	335	512
Portfolio Loans [Member] | Commercial and Financial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	135,221	120,763
Portfolio Loans [Member] | Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	55,475	50,543
Purchased Credit Impaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	7,119	7,814
Purchased Credit Impaired Loans [Member] | Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	1,472	1,557
Purchased Credit Impaired Loans [Member] | Commercial real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	3,684	4,092
Purchased Credit Impaired Loans [Member] | Residential real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	699	851
Purchased Credit Impaired Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	0	0
Purchased Credit Impaired Loans [Member] | Commercial and Financial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	1,263	1,312
Purchased Credit Impaired Loans [Member] | Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	1	2
Purchased Unimpaired Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	293,124	326,066
Purchased Unimpaired Loans [Member] | Construction and Land Development [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	18,019	19,583
Purchased Unimpaired Loans [Member] | Commercial real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	205,365	222,192
Purchased Unimpaired Loans [Member] | Residential real estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	40,411	46,618
Purchased Unimpaired Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	0	0
Purchased Unimpaired Loans [Member] | Commercial and Financial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	27,566	35,321
Purchased Unimpaired Loans [Member] | Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
NET LOAN BALANCES	$ 1,763	$ 2,352