REVENUES FROM CONTRACTS WITH CUSTOMERS - Impact of Adoption on Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement of Operations
Total revenue, net	$ 383,645		$ 366,190		$ 743,335	$ 723,272
Cost of goods sold	143,671		137,565		272,583	281,787
Income tax benefit	6,647		1,355		(1,286)	(505)
Net income	$ 29,736	$ 32,756	11,376	$ 10,992	$ 62,492	22,368
Excluding Impact of Topic 606
Statement of Operations
Total revenue, net			363,381			719,420
Cost of goods sold			137,032			281,051
Income tax benefit			853			(1,135)
Net income			$ 9,603			$ 19,882