NOTE 4 - SEGMENT INFORMATION (Details) - Schedule of Segment Reporting Information, by Segment - USD ($) $ in Thousands	Mar. 26, 2016	Dec. 26, 2015
Segment Reporting Information [Line Items]
Total Assets	$ 51,308	$ 52,200
Engineering and Construction [Member]
Segment Reporting Information [Line Items]
Total Assets	8,931	13,009
Automation Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	18,167	19,570
Corporate Segment [Member]
Segment Reporting Information [Line Items]
Total Assets	$ 24,210	$ 19,621