INCOME TAXES (Details)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
INCOME TAXES [Abstract]
Combined statutory federal and state income tax rates (in hundredths)	40.90%	40.90%	40.90%	40.90%
Effective book income tax rates (in hundredths)	44.80%	40.70%	37.50%	40.50%