SEGMENTS (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($) Industry Segment	Mar. 31, 2018 USD ($)
SEGMENTS [Abstract]
Number of industry in which entity operates | Industry	1
Number of reportable operating segments | Segment	3
Summary of key financial data [Abstract]
Net sales	$ 125,389	$ 118,251
Income (loss) from operations	2,816	437
North America [Member]
Summary of key financial data [Abstract]
Net sales	64,587	59,457
Asia [Member]
Summary of key financial data [Abstract]
Net sales	37,277	38,620
Europe [Member]
Summary of key financial data [Abstract]
Net sales	23,525	20,174
Reportable Operating Segments [Member] | North America [Member]
Summary of key financial data [Abstract]
Net sales	67,474	62,570
Income (loss) from operations	(493)	(302)
Reportable Operating Segments [Member] | Asia [Member]
Summary of key financial data [Abstract]
Net sales	62,309	56,139
Income (loss) from operations	1,014	(85)
Reportable Operating Segments [Member] | Europe [Member]
Summary of key financial data [Abstract]
Net sales	26,864	24,312
Income (loss) from operations	2,295	824
Intersegment Elimination [Member]
Summary of key financial data [Abstract]
Net sales	$ (31,258)	$ (24,770)