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v3.25.3

Note 8 - Segment Reporting (Details Textual) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($)
Number of Operating Segments |  |  |  |  |  | 2 |
Operating Expenses |  | $ 1,046,000 |  | $ 1,151,000 |  | $ 2,897,000 | $ 3,470,000
Revenue from Contract with Customer, Including Assessed Tax |  | 601,000 |  | 578,000 |  | 1,815,000 | 1,815,000
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization |  | 357,000 |  | 499,000 |  | 1,095,000 | 1,619,000
Cash Advisory Fees |  | 23,000 |  |  |  | 23,000 |
Stock-based Advisory Fees |  | $ 84,000 |  |  |  | $ 84,000 |
Number of Reportable Segments |  |  |  |  |  | 2 |
Product Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member] | Staked Bittensor (TAO) [Member] |  |  |  |  |  |  |
Concentration Risk, Percentage |  | 16.00% |  |  |  | 5.00% |
Digital Assets [Member] |  |  |  |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax |  | $ 97,000 |  |  |  | $ 99,000 |
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization |  | 8,000 |  |  |  | $ 9,000 |
Billed in Foreign Currency [Member] | Geographic Concentration Risk [Member] | Revenue Benchmark [Member] |  |  |  |  |  |  |
Concentration Risk, Percentage |  |  |  |  |  | 1.00% |
Operating Segments [Member] |  |  |  |  |  |  |
Revenue from Contract with Customer, Including Assessed Tax |  | 504,000 |  | 578,000 |  | $ 1,716,000 | 1,815,000
Operating Segments [Member] | Managed Services [Member] |  |  |  |  |  |  |
Operating Expenses | [1],[3] | 0 | [2] | 0 | [2] | 0 | 0
Revenue from Contract with Customer, Including Assessed Tax |  | 490,000 |  | 510,000 |  | 1,495,000 | 1,540,000
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization |  | $ 345,000 |  | $ 295,000 |  | $ 1,076,000 | $ 995,000
[1] | There were no operating expenses related to our Managed Service segment during the three and nine months ended September 30, 2025, or 2024.
[2] | There were no operating expenses related to our Managed Service segment during the three months ended June 30, 2025, or 2024.
[3] | There were no operating expenses related to our Managed Service segment during the three months ended September 30, 2025, or 2024.

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