GEOGRAPHIC INFORMATION - Net Sales and Long Lived Assets by Region (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	$ 118,398	$ 105,108	$ 344,998	$ 295,892
Long Lived Assets	43,248		43,248		42,477
North America
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	99,891	86,173	285,555	246,797
Long Lived Assets	40,634		40,634		39,832
Foreign
Revenues from External Customers and Long-Lived Assets [Line Items]
Net Sales	18,507	18,935	59,443	49,095
Long Lived Assets	$ 2,614		$ 2,614		$ 2,645