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Note 3 - Revenue From Contracts With Customers - Disaggregation of Revenue (Details) - USD ($)		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
Revenue from Contract with Customer, Including Assessed Tax		$ 1,888,638	$ 522,485
North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		777,209	417,905
South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		684,839
EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	326,391	4,142
Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		100,199	100,438
License [Member]
Revenue from Contract with Customer, Including Assessed Tax		478,958	235,345
License [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		368,800	165,235
License [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax
License [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	42,508
License [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		67,650	70,110
Hardware [Member]
Revenue from Contract with Customer, Including Assessed Tax		1,029,658	79,617
Hardware [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		48,795	56,354
Hardware [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax		684,839
Hardware [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax	[1]	265,995
Hardware [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		30,029	23,263
Service [Member]
Revenue from Contract with Customer, Including Assessed Tax		380,022	207,523
Service [Member] | North America [Member]
Revenue from Contract with Customer, Including Assessed Tax		359,614	196,316
Service [Member] | South America [Member]
Revenue from Contract with Customer, Including Assessed Tax
Service [Member] | EMEA [Member]
Revenue from Contract with Customer, Including Assessed Tax		17,888	4,142
Service [Member] | Asia [Member]
Revenue from Contract with Customer, Including Assessed Tax		$ 2,520	$ 7,065
[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
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-Publisher FASB
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
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-URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9054-108599

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-Publisher FASB
-Name Accounting Standards Codification
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-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
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-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

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