INCOME TAXES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Tax Disclosure [Abstract]
Withholding tax rate for royalty payments			16.50%
Effective income tax rate, percent	31.40%	24.80%	31.70%	16.60%
Income tax expense	$ 1,966	$ (1,102)	$ 13,360	$ 3,221