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Schedule of Intangible and Other Assets (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 5,247 | $ 5,247
Estimated useful lives of intangible assets | 2 years 6 months |
Less accumulated amortization | $ 3,511 | 3,154
Intangible and other assets, Net | 1,736 | 2,093
Cryptocurrency (not subject to amortization) | 116 |
Tradenames/trademarks (not subject to amortization) | 465 | 465
Intangible assets | 2,317 | 2,558
Other assets | 23 | 23
Intangible and other assets: | 2,340 | 2,581
Trademarks and Trade Names [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 417 | 417
Maximum [Member] | Trademarks and Trade Names [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Estimated useful lives of intangible assets | 8 years |
Maximum [Member] | Customer Relationships [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Estimated useful lives of intangible assets | 15 years |
Accreditations [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 75 | 75
Estimated useful lives of intangible assets | 5 years |
Customer Relationships [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 3,664 | 3,664
Minimum [Member] | Customer Relationships [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Estimated useful lives of intangible assets | 3 years |
Patents [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 970 | 970
Estimated useful lives of intangible assets | 4 years |
Noncompete Agreements [Member] |  |
Intangible assets subject to amortization (in thousands): |  |
Intangible and other assets, gross | $ 121 | $ 121
Estimated useful lives of intangible assets | 5 years |

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