ASSETS ACQUIRED IN FDIC-ASSISTED ACQUISITIONS - Schedule of Acquisition Details (Details)	34 Months Ended
	Jul. 31, 2012 business
American United Bank (“AUB”)
Business Acquisition [Line Items]
Branches	1
United Security Bank (“USB”)
Business Acquisition [Line Items]
Branches	2
Satilla Community Bank (“SCB”)
Business Acquisition [Line Items]
Branches	1
First Bank of Jacksonville (“FBJ”)
Business Acquisition [Line Items]
Branches	2
Tifton Banking Company (“TBC”)
Business Acquisition [Line Items]
Branches	1
Darby Bank & Trust (“DBT”)
Business Acquisition [Line Items]
Branches	7
High Trust Bank (“HTB”)
Business Acquisition [Line Items]
Branches	2
One Georgia Bank (“OGB”)
Business Acquisition [Line Items]
Branches	1
Central Bank of Georgia (“CBG”)
Business Acquisition [Line Items]
Branches	5
Montgomery Bank & Trust (“MBT”)
Business Acquisition [Line Items]
Branches	2