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Note 3 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($)		3 Months Ended		6 Months Ended
		Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenue from Contract with Customer, Including Assessed Tax		$ 992,090	$ 307,142	$ 2,880,728	$ 829,627
Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		286,641	229,503	666,663	437,026
License [Member]
Revenue from Contract with Customer, Including Assessed Tax		662,193	23,542	1,141,151	258,887
Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		43,256	54,097	1,072,914	133,714
North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		719,141	281,715	1,496,350	699,620
North America [Member] | Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		272,277	209,846	631,891	406,162
North America [Member] | License [Member]
Revenue from Contract with Customer, Including Assessed Tax		403,689	23,542	772,489	188,777
North America [Member] | Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		43,175	48,327	91,970	104,681
South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		249,484	0	934,323	0
South America [Member] | Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		0	0	0	0
South America [Member] | License [Member]
Revenue from Contract with Customer, Including Assessed Tax		249,484	0	249,484	0
South America [Member] | Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		0	0	684,839	0
EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	19,482	11,309	345,873	15,451
EMEA [Member] | Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		10,462	11,309	28,350	15,451
EMEA [Member] | License [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	9,020	0	51,528	0
EMEA [Member] | Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	0	0	265,995	0
Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		3,983	14,118	104,182	114,556
Asia [Member] | Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		3,902	8,348	6,422	15,413
Asia [Member] | License [Member]
Revenue from Contract with Customer, Including Assessed Tax		0	0	67,650	70,110
Asia [Member] | Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 81	$ 5,770	$ 30,110	$ 29,033
[1] EMESA – Europe, Middle East, South America

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=123359005&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=123351226&loc=SL49130545-203045

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-Paragraph 32
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-Section 50
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-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8933-108599

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-Section 50
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-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123359005&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
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-URI http://asc.fasb.org/extlink&oid=123359005&loc=d3e8736-108599

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
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-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123359005&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=123351226&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=123359005&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=123359005&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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