OTHER BORROWINGS (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
OTHER BORROWINGS
Securities sold under repurchase agreements	$ 25,794	$ 25,789
Federal funds purchased	8,725
Total other borrowings	34,519	25,789
Securities sold under agreement to repurchase
Balance at the end of the period	25,794	25,789
Securities sold under repurchase agreements
OTHER BORROWINGS
Securities sold under repurchase agreements	25,794	25,789
Securities sold under agreement to repurchase
Balance at the end of the period	25,794	25,789
Maximum amount of outstanding agreements at any month-end	30,974	40,960	50,513
Daily average balance of agreements	$ 28,243	$ 30,404	$ 39,737
Weighted average rate (as a percent)	0.20%	0.44%	0.55%
Weighted average rate during the period (as a percent)	0.34%	0.52%	0.64%
Securities sold under repurchase agreements | Maximum
Securities sold under agreement to repurchase
Maturity period	30 days