INCOME TAXES - Expected And Reported Income Taxes (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]
Income taxes (benefit)	$ 4,986	$ 4,980	$ 9,608	$ 11,605
Effective income tax rate	37.10%	43.50%	38.90%	42.10%
Impairment loss	$ 0	$ 0	$ 0	$ 0