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Segment Information - Schedule of Disaggregation of Revenue (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Segment Reporting Information [Line Items]        
Total Printed Products $ 2,266,000 $ 3,000,000 $ 5,434,000 $ 6,314,000
Total Technology Sales, Services and Licensing 358,000 484,000 837,000 927,000
Direct Marketing 506,000 1,078,000
Packaging Printing and Fabrication [Member]        
Segment Reporting Information [Line Items]        
Total Printed Products 2,098,000 2,775,000 5,063,000 5,737,000
Commercial and Security Printing [Member]        
Segment Reporting Information [Line Items]        
Total Printed Products 168,000 225,000 371,000 577,000
Information Technology Sales and Services [Member]        
Segment Reporting Information [Line Items]        
Total Technology Sales, Services and Licensing 30,000 32,000 41,000 105,000
Digital Authentication Products and Services [Member]        
Segment Reporting Information [Line Items]        
Total Technology Sales, Services and Licensing 258,000 319,000 589,000 550,000
Royalties from Licensees [Member]        
Segment Reporting Information [Line Items]        
Total Technology Sales, Services and Licensing 70,000 133,000 207,000 272,000
Direct Marketing Internet Sales [Member]        
Segment Reporting Information [Line Items]        
Direct Marketing $ 506,000 $ 1,078,000