INCOME TAXES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Income Tax [Line Items]
Income tax provision	$ 23,385	$ 6,424	$ 68,307	$ 38,123
Effective tax rate( as a percent )	25.90%	6.40%	25.40%	15.90%
Unrecognized tax benefits that would affect effective tax rate	$ 7,400		$ 7,400		$ 7,400
Potential interest and penalties accrued	900		900		$ 700
Domestic
Income Tax [Line Items]
Unrecognized tax benefits that would affect effective tax rate	$ 5,900		$ 5,900