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Note 6 - Intangible Assets - Intangible Assets (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Intangible assets, cost | $ 20,857,976 | $ 20,524,925
Intangible assets, accumulated amortization | (18,060,231) | (16,913,379)
Intangible assets, carrying value | 2,801,626 | 3,595,326
Computer Software, Intangible Asset [Member] |  |
Intangible assets, cost | 2,378,248 | 2,378,248
Intangible assets, accumulated amortization | (2,367,723) | (2,321,843)
Intangible assets, carrying value | $ 14,406 | $ 40,185
Intangible assets, useful life (Year) | 3 years | 3 years
Portfolios and Client Lists [Member] |  |
Intangible assets, cost | $ 7,739,665 | $ 7,714,665
Intangible assets, accumulated amortization | (7,151,144) | (6,776,317)
Intangible assets, carrying value | $ 588,521 | $ 938,348
Intangible assets, useful life (Year) | 4 years | 4 years
Client Acquisition Costs [Member] |  |
Intangible assets, cost | $ 9,149,668 | $ 8,841,617
Intangible assets, accumulated amortization | (6,950,968) | (6,224,824)
Intangible assets, carrying value | $ 2,198,699 | $ 2,616,794
Intangible assets, useful life (Year) | 4 years | 4 years
PCI Certifiction [Member] |  |
Intangible assets, cost | $ 449,000 | $ 449,000
Intangible assets, accumulated amortization | (449,000) | (449,000)
Intangible assets, carrying value | $ 0 | $ 0
Intangible assets, useful life (Year) | 3 years | 3 years
Trademarks [Member] |  |
Intangible assets, cost | $ 703,586 | $ 703,586
Intangible assets, accumulated amortization | (703,586) | (703,586)
Intangible assets, carrying value | $ 0 | $ 0
Intangible assets, useful life (Year) | 3 years | 3 years
Internet Domain Names [Member] |  |
Intangible assets, cost | $ 437,810 | $ 437,810
Intangible assets, accumulated amortization | (437,810) | (437,810)
Intangible assets, carrying value | $ 0 | $ 0
Intangible assets, useful life (Year) | 3 years | 3 years

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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