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Note 9 - Intangible Assets and Goodwill - Goodwill (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Beginning Balance |  | $ 7,585,269 |
Additions |  | 0 |
Ending Balance |  | 7,585,269 | $ 7,585,269
Cumulative impairment loss |  | 0 |
Impairment expense | $ (2,254,624) | (6,460,168) | 0
Cumulative impairment loss |  | (4,210,168) | 0
Goodwill, net, beginning balance |  | 7,585,269 |
Goodwill, net, ending balance |  | 1,125,101 | 7,585,269
Tellenger Segment [Member] |  |  |
Beginning Balance |  | 1,125,101 |
Additions |  | 0 |
Ending Balance |  | 1,125,101 | 1,125,101
Cumulative impairment loss |  | 0 |
Impairment expense |  | 0 |
Cumulative impairment loss |  |  | 0
Goodwill, net, beginning balance |  | 1,125,101 |
Goodwill, net, ending balance |  | 1,125,101 | 1,125,101
Blockchain SCM Segment [Member] |  |  |
Beginning Balance |  | 6,460,168 |
Additions |  | 0 |
Ending Balance |  | 6,460,168 | 6,460,168
Cumulative impairment loss |  | 0 |
Impairment expense |  | (6,460,168) |
Cumulative impairment loss |  | (6,460,168) | 0
Goodwill, net, beginning balance |  | 6,460,168 |
Goodwill, net, ending balance |  | $ 0 | $ 6,460,168

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