LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 1) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	$ 12,644	$ 12,142
60-89 Days	6,832	8,404
Recorded Investment > 90 Days Accruing	886	1,090
Nonaccrual	88,958	109,872
Total Past Due	109,320	131,508
Current	2,711,629	2,799,239
Total loans	2,820,949	2,930,747
Commercial, financial and agricultural [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	1,253	1,180
60-89 Days	1,320	322
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	14,881	19,050
Total Past Due	17,454	20,552
Current	575,949	589,749
Total loans	593,403	610,301
Real estate construction and development [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	120	93
60-89 Days	75	0
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	28,305	32,152
Total Past Due	28,500	32,245
Current	138,769	142,734
Total loans	167,269	174,979
Bank Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	1,438	1,871
60-89 Days	491	1,121
Recorded Investment > 90 Days Accruing	0	874
Nonaccrual	6,051	6,910
Total Past Due	7,980	10,776
Current	93,100	111,562
Total loans	101,080	122,338
Mortgage Division Portfolio [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	4,977	6,264
60-89 Days	2,940	4,375
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	19,377	19,780
Total Past Due	27,294	30,419
Current	460,510	479,552
Total loans	487,804	509,971
Home Equity [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	1,849	2,494
60-89 Days	951	1,221
Recorded Investment > 90 Days Accruing	350	216
Nonaccrual	5,905	8,671
Total Past Due	9,055	12,602
Current	334,047	341,856
Total loans	343,102	354,458
Multi-family residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	366	0
60-89 Days	0	629
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	1,393	6,761
Total Past Due	1,759	7,390
Current	99,592	96,294
Total loans	101,351	103,684
Commercial real estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	2,548	66
60-89 Days	1,028	693
Recorded Investment > 90 Days Accruing	536	0
Nonaccrual	13,011	16,520
Total Past Due	17,123	17,279
Current	946,357	952,401
Total loans	963,480	969,680
Consumer and Installment [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	93	174
60-89 Days	27	43
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	35	28
Total Past Due	155	245
Current	18,066	18,958
Total loans	18,221	19,203
Loans Held For Sale [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
30-59 Days	0	0
60-89 Days	0	0
Recorded Investment > 90 Days Accruing	0	0
Nonaccrual	0	0
Total Past Due	0	0
Current	45,239	66,133
Total loans	$ 45,239	$ 66,133