INCOME TAXES - Expected And Reported Income Taxes (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income Tax Expense (Benefit), Continuing Operations, Income Tax Reconciliation [Abstract]
Income taxes (benefit)	$ 4,555	$ 5,912	$ 4,622	$ 6,625
Effective income tax rate	40.30%	42.10%	41.00%	41.10%
Impairment loss	$ 0	$ 0	$ 0	$ 0