SEGMENT INFORMATION (Segment Reporting) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Segment Reporting Information [Line Items]
Revenue	$ 61,254	$ 55,576	$ 124,463	$ 109,386
Gross profit	5,692	5,621	13,909	10,349
Domestic | Reportable Geographical Components
Segment Reporting Information [Line Items]
Revenue	30,931	28,899	64,238	56,910
Gross profit	2,641	3,544	7,184	6,469
Asia Pacific | Reportable Geographical Components
Segment Reporting Information [Line Items]
Revenue	21,035	19,862	42,088	39,562
Gross profit	2,631	2,160	6,234	4,367
Latin America | Reportable Geographical Components
Segment Reporting Information [Line Items]
Revenue	9,288	6,815	18,137	12,914
Gross profit	$ 420	$ (83)	$ 491	$ (487)