GEOGRAPHIC INFORMATION - Net Sales and Long Lived Assets by Region (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 156,113	$ 151,537	$ 304,928	$ 278,325
Long Lived Assets	62,116		62,116		$ 51,094
North America
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	139,693	130,555	273,312	239,005
Long Lived Assets	59,526		59,526		48,589
Foreign
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	16,420	$ 20,982	31,616	$ 39,320
Long Lived Assets	$ 2,590		$ 2,590		$ 2,505