SEGMENT REPORTING AND CONCENTRATIONS (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2018 USD ($) Segment	Mar. 31, 2017 USD ($)	Dec. 31, 2017 USD ($)
SEGMENT REPORTING AND CONCENTRATIONS [Abstract]
Number of segments | Segment	3
Segment Reporting Information [Line Items]
Revenues	$ 17,537	$ 16,374
Gross Profit	9,621	9,070
Operating loss	(2,114)	(1,841)
Total cash capital expenditures	279	839
Identifiable Assets	51,897		$ 56,778
Operating Segments [Member] | IT [Member]
Segment Reporting Information [Line Items]
Revenues	11,413	9,800
Gross Profit	4,914	4,022
Operating loss	(435)	(918)
Total cash capital expenditures	258	757
Identifiable Assets	27,565		28,320
Operating Segments [Member] | Professional Sales Service [Member]
Segment Reporting Information [Line Items]
Revenues	5,211	5,871
Gross Profit	4,153	4,609
Operating loss	(1,054)	(85)
Total cash capital expenditures	0	77
Identifiable Assets	10,131		15,658
Operating Segments [Member] | Equipment [Member]
Segment Reporting Information [Line Items]
Revenues	913	703
Gross Profit	554	439
Operating loss	(228)	(405)
Total cash capital expenditures	18	5
Identifiable Assets	8,012		7,830
Corporate [Member]
Segment Reporting Information [Line Items]
Operating loss	(397)	(433)
Total cash capital expenditures	3	$ 0
Identifiable Assets	$ 6,189		$ 4,970