LOANS AND ALLOWANCE FOR LOAN LOSSES (Troubled Debt Restructurings on Performing Financing Receivables) (Details) (Performing Troubled Debt Restructurings [Member], USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	$ 107,669	$ 110,627
Commercial, financial and agricultural [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	287	0
Real estate construction and development [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	364	0
One-to-four-family residential [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	77,724	78,153
Multi-family residential [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	24,867	27,955
Commercial real estate [Member]
Financing Receivable, Modifications [Line Items]
Total performing troubled debt restructuring	$ 4,427	$ 4,519