INCOME TAXES - Expected And Reported Income Taxes (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]
Income taxes (benefit)	$ 7,553	$ 4,986	$ 16,097	$ 9,608
Effective income tax rate	39.80%	37.10%	37.60%	38.90%
Impairment loss	$ 0	$ 0	$ 62	$ 0