LOANS (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	$ 2,819,071	$ 2,406,877	$ 2,171,600
Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	2,819,071	2,406,877	2,171,600
Commercial, financial & agricultural [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	564,343	449,623	373,202
Real Estate - construction & development [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	274,717	244,693	205,019
Real Estate - Commercial & Farmland [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	1,248,580	1,104,991	1,010,195
Real Estate - Residential [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	680,233	570,430	537,201
Consumer installment [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	33,245	31,125	30,080
Other [Member] | Loans Excluding Purchased Non Covered And Covered Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and Leases Receivable, Net of Deferred Income	$ 17,953	$ 6,015	$ 15,903