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Summary of Significant Accounting Polices (Tables) | 12 Months Ended
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Dec. 31, 2021
Accounting Policies [Abstract] |
Future Amortization Expense of Finite-Lived Intangible Assets | The estimated aggregate amortization expense for intangible assets, excluding goodwill, for each of the remaining years of the estimated useful life is as follows (in thousands):
2022 |  | $ | 75 |
2023 |  |  | 75 |
2024 |  |  | 26 |
2025 |  |  | 22 |
2026 |  |  | 14 |
Total |  | $ | 212 |
Reconciliation of Basic to Diluted Weighted Average Shares Outstanding | For both the years ended December 31, 2021 and December 31, 2020, there were warrants to purchase 1,051,664 shares of common stock and options to purchase 25,000 shares of common stock that were excluded from the diluted earnings per share computation because the impact of the assumed exercise of such warrants and stock options would have been anti-dilutive.
|  | Years Ended December 31, |
|  | 2021 |  |  | 2020 |
Weighted average shares outstanding - basic |  |  | 5,275,374 |  |  |  | 5,173,430 |
Effect of diluted securities |  |  | 58,713 |  |  |  | 43,429 |
Weighted average shares outstanding - diluted |  |  | 5,334,087 |  |  |  | 5,216,859 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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