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Description of Business and Summary of Significant Accounting Policies - Additional information (Details) | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Mar. 31, 2023 USD ($) customer | Mar. 31, 2022 USD ($) | Dec. 31, 2022 USD ($) customer | Dec. 31, 2021 USD ($) customer | Jan. 01, 2022 USD ($) | Dec. 31, 2020 USD ($)
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Effective tax rate | 0.00% | 0.00% | 0.00% | 0.00% |  |
Total Revenue | $ 458,633 | $ 2,821,044 | $ 5,385,077 | $ 3,677,896 |  |
Cash and Cash Equivalents | 773,114 | 5,836,151 | 1,254,494 | 3,475,695 |  | $ 1,469,952
Marketing and Advertising Expense | 52,000 | $ 58,000 | 217,000 | 135,000 |  |
Unbilled receivables | 89,749 |  | 109,475 | 109,194 |  |
Impairment on long-lived assets | 0 |  | 0 | 0 |  |
Impairment loss on goodwill | 0 |  | 0 | 0 |  |
Impairment loss on digital assets |  |  | $ 28,000 |  |  |
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Other than Temporary Impairment Losses, Investments |  |  |
Operating lease liabilities | 136,008 |  | $ 280,202 |  |  |
Operating lease right of use assets | 166,024 |  | 315,765 |  |  |
Accounts Receivable Net, Current |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Unbilled receivables | 90,000 |  | 109,000 |  |  |
Bank accounts |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Cash and Cash Equivalents | $ 284,000 |  | 71,000 | $ 2,250,000 |  |
Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Operating lease liabilities |  |  |  |  | $ 303,000 |
Operating lease right of use assets |  |  | 323 |  | $ 323,000 |
ASU 2016-02 |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Operating lease liabilities |  |  | $ 302 |  |  |
Revenue from contract with customer | Customer concentration |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Number of customers | customer |  |  | 3 | 3 |  |
Revenue from contract with customer | Customer concentration | Customer |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) |  |  | 93.60% | 91.97% |  |
Revenue from contract with customer | Customer concentration | ICE |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) |  |  | 61.01% | 45.69% |  |
Revenue from contract with customer | Customer concentration | S&P 500 Bank |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) |  |  | 18.36% | 29.25% |  |
Revenue from contract with customer | Customer concentration | Mastercard |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) |  |  | 14.23% | 17.03% |  |
Accounts Receivable | Customer concentration | Customer one |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Number of customers | customer | 3 |  | 3 | 3 |  |
Concentration risk (as a percent) | 93.21% |  | 95.37% | 92.00% |  |
Accounts Receivable | Customer concentration | Customer two |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Number of customers | customer |  |  | 3 |  |  |
Concentration risk (as a percent) | 62.04% |  | 36.90% | 51.00% |  |
Accounts Receivable | Customer concentration | Customer three |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) | 15.94% |  | 32.69% | 31.00% |  |
Accounts Receivable | Customer concentration | Customer four |  |  |  |  |  |
Description of Business and Summary of Significant Accounting Policies |  |  |  |  |  |
Concentration risk (as a percent) | 15.23% |  | 25.78% | 10.00% |  |

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