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Segments and Geographical Information (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Segment Reporting Information [Line Items]      
Revenues $ 25,599 $ 27,601 $ 25,903
Gross profit 5,137 5,045 5,031
Assets related to segment 16,825 16,261 19,187
Operating Segments [Member] | RFID and Mobile Solutions [Member]      
Segment Reporting Information [Line Items]      
Revenues 9,270 11,328 10,451
Gross profit 2,608 2,868 2,882
Assets related to segment 9,991 9,596 10,476
Operating Segments [Member] | Supply Chain Solutions [Member]      
Segment Reporting Information [Line Items]      
Revenues 16,336 16,317 15,496
Gross profit 2,529 2,177 2,149
Assets related to segment 6,834 6,665 8,711
Operating Segments [Member] | Intercompany [Member]      
Segment Reporting Information [Line Items]      
Revenues $ (7) $ (44) $ (44)
Gross profit
Assets related to segment