ASSETS ACQUIRED IN FDIC-ASSISTED ACQUISITIONS (Details 1) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Covered Assets [Line Items]
Covered loans	$ 65,906	$ 148,573	$ 205,757
Less: Fair value adjustments	3,615	11,044	14,736
Total covered loans	62,291	137,529	191,021
OREO	1,004	5,938	14,452
Less: Fair value adjustments	4	927	2,249
Total covered OREO	1,000	5,011	12,203
Total covered assets	63,291	142,540	203,224
FDIC loss-share receivable	0	6,301	4,506
FDIC loss-share payable	(7,775)	0	0
American United Bank [Member]
Covered Assets [Line Items]
Covered loans	0	0	0
Less: Fair value adjustments	0	0	0
Total covered loans	0	0	0
OREO	0	0	0
Less: Fair value adjustments	0	0	0
Total covered OREO	0	0	0
Total covered assets	0	0	0
FDIC loss-share receivable	12	111	115
United Security Bank [Member]
Covered Assets [Line Items]
Covered loans	3,309	3,639	3,686
Less: Fair value adjustments	13	16	17
Total covered loans	3,296	3,623	3,669
OREO	30	165	165
Less: Fair value adjustments	0	0	0
Total covered OREO	30	165	165
Total covered assets	3,326	3,788	3,834
FDIC loss-share payable	(1,682)	(1,424)	(1,453)
Satilla Community Bank [Member]
Covered Assets [Line Items]
Covered loans	4,475	5,228	5,269
Less: Fair value adjustments	61	124	174
Total covered loans	4,414	5,104	5,095
OREO	0	0	0
Less: Fair value adjustments	0	0	0
Total covered OREO	0	0	0
Total covered assets	4,414	5,104	5,095
FDIC loss-share receivable	89	149	280
First Bank of Jacksonville [Member]
Covered Assets [Line Items]
Covered loans	3,811	4,782	13,826
Less: Fair value adjustments	488	562	991
Total covered loans	3,323	4,220	12,835
OREO	0	41	984
Less: Fair value adjustments	0	0	171
Total covered OREO	0	41	813
Total covered assets	3,323	4,261	13,648
FDIC loss-share receivable		252	679
FDIC loss-share payable	(164)
Darby Bank and Trust [Member]
Covered Assets [Line Items]
Covered loans	12,964	15,934	44,112
Less: Fair value adjustments	690	1,131	3,107
Total covered loans	12,274	14,803	41,005
OREO	0	0	5,044
Less: Fair value adjustments	0	0	624
Total covered OREO	0	0	4,420
Total covered assets	12,274	14,803	45,425
FDIC loss-share payable	(4,898)	(1,084)	(1,737)
Tifton Banking Company [Member]
Covered Assets [Line Items]
Covered loans	1,867	2,159	16,813
Less: Fair value adjustments	7	11	481
Total covered loans	1,860	2,148	16,332
OREO	0	0	1,480
Less: Fair value adjustments	0	0	116
Total covered OREO	0	0	1,364
Total covered assets	1,860	2,148	17,696
FDIC loss-share receivable		1,446
FDIC loss-share payable	(2,727)		(2,225)
High Trust Bank [Member]
Covered Assets [Line Items]
Covered loans	1,926	44,405	45,345
Less: Fair value adjustments	35	3,881	3,999
Total covered loans	1,891	40,524	41,346
OREO	0	2,433	2,985
Less: Fair value adjustments	0	643	955
Total covered OREO	0	1,790	2,030
Total covered assets	1,891	42,314	43,376
FDIC loss-share receivable	1,538	3,875	4,108
One Georgia Bank [Member]
Covered Assets [Line Items]
Covered loans	1,086	27,561	28,309
Less: Fair value adjustments	32	1,900	1,971
Total covered loans	1,054	25,661	26,338
OREO	0	160	320
Less: Fair value adjustments	0	0	39
Total covered OREO	0	160	281
Total covered assets	1,054	25,821	26,619
FDIC loss-share receivable		913	1,517
FDIC loss-share payable	(776)
Central Bank of Georgia [Member]
Covered Assets [Line Items]
Covered loans	36,468	44,865	48,397
Less: Fair value adjustments	2,289	3,419	3,996
Total covered loans	34,179	41,446	44,401
OREO	974	3,139	3,474
Less: Fair value adjustments	4	284	344
Total covered OREO	970	2,855	3,130
Total covered assets	35,149	44,301	47,531
FDIC loss-share receivable	$ 833	$ 2,063	$ 3,222