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Segments and Geographical Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Segment Reporting Information [Line Items]      
Revenues $ 27,427 $ 25,599 $ 27,601
Gross profit 5,315 5,137 5,045
Assets related to segment 18,144 16,825 5,046
Operating Segments [Member] | RFID and Mobile Solutions [Member]      
Segment Reporting Information [Line Items]      
Revenues 12,197 9,270 11,328
Gross profit 2,888 2,608 2,868
Assets related to segment 5,308 4,753 4,600
Operating Segments [Member] | Supply Chain Solutions [Member]      
Segment Reporting Information [Line Items]      
Revenues 15,291 16,336 16,317
Gross profit 2,427 2,529 2,177
Assets related to segment 120 159 447
Operating Segments [Member] | Intercompany [Member]      
Segment Reporting Information [Line Items]      
Revenues (61) (7) (44)
Gross profit
Assets related to segment