LOANS AND ALLOWANCE FOR LOAN LOSSES (Modified Troubled Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 contracts	Dec. 31, 2011 contracts
Commercial, financial and agricultural
Loan Modifications as Troubled Debt Restructurings:
Number of Contracts	2	3
Pre- Modification Outstanding Recorded Investment	$ 1,108	$ 1,945
Post- Modification Outstanding Recorded Investment	873	1,945
Real estate construction and development
Loan Modifications as Troubled Debt Restructurings:
Number of Contracts	4	8
Pre- Modification Outstanding Recorded Investment	6,263	42,784
Post- Modification Outstanding Recorded Investment	5,670	38,166
One-to-four-family residential
Loan Modifications as Troubled Debt Restructurings:
Number of Contracts	50	118
Pre- Modification Outstanding Recorded Investment	9,049	23,607
Post- Modification Outstanding Recorded Investment	8,992	22,377
Multi-family residential
Loan Modifications as Troubled Debt Restructurings:
Number of Contracts	2	1
Pre- Modification Outstanding Recorded Investment	28,280	4,964
Post- Modification Outstanding Recorded Investment	28,280	3,209
Commercial real estate
Loan Modifications as Troubled Debt Restructurings:
Number of Contracts	3	5
Pre- Modification Outstanding Recorded Investment	9,965	34,113
Post- Modification Outstanding Recorded Investment	$ 9,965	$ 26,890