Segment Information - Schedule of Disaggregation of Revenue (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment Reporting Information [Line Items]
Total Printed Products	$ 2,971,000	$ 2,119,000	$ 8,405,000	$ 8,433,000
Total Technology Sales, Services and Licensing	483,000	498,000	1,319,000	1,424,000
Direct Marketing	715,000		1,793,000
Packaging Printing and Fabrication [Member]
Segment Reporting Information [Line Items]
Total Printed Products	2,568,000	1,883,000	7,631,000	7,619,000
Commercial and Security Printing [Member]
Segment Reporting Information [Line Items]
Total Printed Products	403,000	236,000	774,000	814,000
Information Technology Sales and Services [Member]
Segment Reporting Information [Line Items]
Total Technology Sales, Services and Licensing	24,000	46,000	65,000	151,000
Digital Authentication Products and Services [Member]
Segment Reporting Information [Line Items]
Total Technology Sales, Services and Licensing	359,000	307,000	947,000	857,000
Royalties from Licensees [Member]
Segment Reporting Information [Line Items]
Total Technology Sales, Services and Licensing	100,000	145,000	307,000	416,000
Direct Marketing Internet Sales [Member]
Segment Reporting Information [Line Items]
Direct Marketing	$ 715,000		$ 1,793,000