BUSINESS SEGMENTS, MAJOR CUSTOMERS AND SIGNIFICANT GROUP CONCENTRATIONS OF CREDIT RISK (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenues	$ 50,779	$ 71,739
Income (loss) from operations	(6,378)	(13,826)
Total other expense	(62)	(305)
Income (loss) before income tax provision (benefit)	(6,440)	(14,131)
Depreciation and amortization	1,250	1,295
Total assets	17,602	22,701
Operating Segments [Member] | North America [Member]
Segment Reporting Information [Line Items]
Revenues	17,247	28,065
Income (loss) from operations	2,120	6,255
Total other expense	0	0
Income (loss) before income tax provision (benefit)	2,120	6,255
Depreciation and amortization	0	0
Total assets	3,127	3,378
Operating Segments [Member] | EMEA [Member]
Segment Reporting Information [Line Items]
Revenues	32,896	42,894
Income (loss) from operations	2,980	6,837
Total other expense	0	0
Income (loss) before income tax provision (benefit)	2,980	6,837
Depreciation and amortization	0	0
Total assets	10,004	10,113
Operating Segments [Member] | Strategic Alliances [Member]
Segment Reporting Information [Line Items]
Revenues	636	780
Income (loss) from operations	(36)	(181)
Total other expense	0	0
Income (loss) before income tax provision (benefit)	(36)	(181)
Depreciation and amortization	0	0
Total assets	246	550
Corporate, Non-Segment [Member]
Segment Reporting Information [Line Items]
Revenues	0	0
Income (loss) from operations	(11,442)	(26,737)
Total other expense	(62)	(305)
Income (loss) before income tax provision (benefit)	(11,504)	(27,042)
Depreciation and amortization	1,250	1,295
Total assets	$ 4,225	$ 8,660