LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 17) $ in Thousands	Dec. 31, 2015 USD ($) Contract	Dec. 31, 2014 USD ($) Contract	Dec. 31, 2013 USD ($)
Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	60	52
Troubled debt restructuring loans	$ 14,418	$ 12,759	$ 17,214
Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	37	14
Troubled debt restructuring loans	$ 2,232	$ 1,214
Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Troubled debt restructuring loans	$ 15,500	$ 24,600
Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	18	19
Troubled debt restructuring loans	$ 1,335	$ 1,602
Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	20	10
Troubled debt restructuring loans	$ 9,373	$ 1,212	$ 5,938
Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract		4
Troubled debt restructuring loans	$ 883	$ 411
Commercial Financial And Agricultural [Member] | Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	7	6
Troubled debt restructuring loans	$ 80	$ 100
Commercial Financial And Agricultural [Member] | Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	3	1
Troubled debt restructuring loans	$ 37	$ 236
Commercial Financial And Agricultural [Member] | Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	0	0
Troubled debt restructuring loans	$ 0	$ 0
Commercial Financial And Agricultural [Member] | Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	0
Troubled debt restructuring loans	$ 21	$ 0
Commercial Financial And Agricultural [Member] | Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	0	0
Troubled debt restructuring loans	$ 0	$ 0
Real Estate Construction And Development [Member] | Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	5
Troubled debt restructuring loans	$ 15	$ 264
Real Estate Construction And Development [Member] | Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	1
Troubled debt restructuring loans	$ 33	$ 33
Real Estate Construction And Development [Member] | Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	0	1
Troubled debt restructuring loans	$ 0	$ 14
Real Estate Construction And Development [Member] | Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	1
Troubled debt restructuring loans	$ 30	$ 317
Real Estate Construction And Development [Member] | Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	1
Troubled debt restructuring loans	$ 30	$ 317
Commercial And Farmland [Member] | Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	5
Troubled debt restructuring loans	$ 2,121	$ 1,082
Commercial And Farmland [Member] | Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	3	2
Troubled debt restructuring loans	$ 624	$ 570
Commercial And Farmland [Member] | Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	1
Troubled debt restructuring loans	$ 145	$ 79
Commercial And Farmland [Member] | Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	5	1
Troubled debt restructuring loans	$ 1,051	$ 346
Commercial And Farmland [Member] | Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	2	0
Troubled debt restructuring loans	$ 57	$ 0
Residential Real Estate [Member] | Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	33	20
Troubled debt restructuring loans	$ 4,992	$ 1,309
Residential Real Estate [Member] | Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	20	6
Troubled debt restructuring loans	$ 1,493	$ 314
Residential Real Estate [Member] | Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	16	17
Troubled debt restructuring loans	$ 1,190	$ 1,509
Residential Real Estate [Member] | Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	8	7
Troubled debt restructuring loans	$ 1,541	$ 571
Residential Real Estate [Member] | Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	6	2
Troubled debt restructuring loans	$ 795	$ 91
Consumer Installment Loans [Member] | Excluding Purchased Non-Covered and Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	16	16
Troubled debt restructuring loans	$ 61	$ 67
Consumer Installment Loans [Member] | Excluding Purchased Non-Covered and Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	9	4
Troubled debt restructuring loans	$ 45	$ 61
Consumer Installment Loans [Member] | Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	0	0
Troubled debt restructuring loans	$ 0	$ 0
Consumer Installment Loans [Member] | Purchased Non Covered Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract	3	1
Troubled debt restructuring loans	$ 8	$ 2
Consumer Installment Loans [Member] | Purchased Non Covered Loans [Member] | Financing Receivables, 30 Days Past Due [Member]
Financing Receivable, Modifications [Line Items]
Number of contracts | Contract		1
Troubled debt restructuring loans	$ 1	$ 2