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Note B - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($)		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018
Revenue from Contract with Customer, Including Assessed Tax		$ 2,267,528	$ 4,044,542
North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		1,392,083	1,679,521
South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		67,867	85,865
EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	559,616	819,010
Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		247,962	1,460,146
License [Member]
Revenue from Contract with Customer, Including Assessed Tax		442,649	1,739,897
License [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		208,827	318,271
License [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		46,717	32,000
License [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	117,401	278,516
License [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		69,704	1,111,110
Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		899,634	1,292,069
Hardware [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		388,938	439,480
Hardware [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		12,636	53,200
Hardware [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	342,304	477,674
Hardware [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		155,756	321,715
Maintenance [Member]
Revenue from Contract with Customer, Including Assessed Tax		904,215	894,606
Maintenance [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		780,288	805,800
Maintenance [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		8,514	665
Maintenance [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax		96,911	60,820
Maintenance [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		18,502	27,321
Professional Services [Member]
Revenue from Contract with Customer, Including Assessed Tax		21,030	117,970
Professional Services [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		14,030	115,970
Professional Services [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax
Professional Services [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax		3,000	2,000
Professional Services [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 4,000
[1] EMEA - Europe, Middle East, Africa

X

- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 41
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130545-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 32
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 32
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8933-108599

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 22
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130543-203045

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599

Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 40
-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9031-108599

Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

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