INCOME TAXES (Details 3) (USD $)	12 Months Ended
	Dec. 31, 2013
INCOME TAXES
Expected increase in total unrecognized tax benefits due to income tax positions	$ 1,652,000
Portion of expected increase in total unrecognized tax benefits, expected to increase in next twelve months	347,000
Portion of significant change in unrecognized tax benefit within 12 months, decrease due to lapse of statutory limitation	511,000
Decrease in income tax expense	27,700,000
Increase in net income	27,700,000
Increase in net income related to prior periods	$ 15,600,000
Increase in basic earnings per share (in dollars per share)	$ 0.17
Increase in diluted earnings per share (in dollars per share)	$ 0.18