COMMITMENTS AND CONTINGENCIES (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Future annual minimum rental payments due under non-cancellable operating leases [Abstract]
2014	$ 2,194,000
2015	2,001,000
2016	1,702,000
2017	1,485,000
2018	1,229,000
Thereafter	10,159,000
Total future annual minimum rental payments	18,770,000
Rent expense under operating leases	2,600,000	2,500,000	2,000,000
Line of Credit Facility [Line Items]
Borrowing lines capacity	130,400,000	206,100,000
FHLB of Dallas line of credit [Member]
Line of Credit Facility [Line Items]
Borrowing lines capacity	130,400,000
Correspondent banks line of credit [Member]
Line of Credit Facility [Line Items]
Amount of federal funds lines of credit available through correspondent banks	33,500,000
Federal Reserve of Atlanta line of credit [Member]
Line of Credit Facility [Line Items]
Line of credit facility, remaining borrowing capacity	206,500,000
Borrowings line outstanding	$ 0