LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 4) (Performing Troubled Debt Restructurings [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	$ 119,651	$ 128,917
Commercial, financial and agricultural [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	156	0
Real estate construction and development [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	10,031	10,031
One-to-four-family residential [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	76,730	79,905
Multi-family residential [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	28,154	28,240
Commercial real estate [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	$ 4,580	$ 10,741