REVENUES FROM CONTRACTS WITH CUSTOMERS - Impact of Adoption on Statement of Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Operations
Total revenue, net	$ 366,190	$ 282,164	$ 723,272	$ 540,801
Cost of goods sold	137,565	98,998	281,787	185,583
Income tax benefit	1,355	(2,833)	(505)	(4,482)
Net income	11,376	$ 10,835	22,368	$ 17,230
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