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Equity Compensation Plan Information (Narrative) (Details) - USD ($) |  |  |  |  |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
May 05, 2023 | Mar. 26, 2023 | Mar. 09, 2023 | Mar. 08, 2023 | May 05, 2022 | Mar. 28, 2022 | Mar. 09, 2022 | Mar. 26, 2021 | Mar. 26, 2020 | May 31, 2023 | Mar. 31, 2023 | Jan. 31, 2023 | May 31, 2022 | Mar. 31, 2022 | May 31, 2021 | Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Director [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount payable to non-employee directors |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 15,000 |  | $ 15,000 |  |  |
Fully-vested shares of common stock issued |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,000 |  |  |
Employees [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 100,000 | $ 0 | $ 200,000 | $ 0 |  |
2018 Equity Plan [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Maximum issuance of common stock options |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 325,000 |  | 325,000 |  |  |
2018 Equity Plan [Member] | Director [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fully-vested shares of common stock issued |  |  |  |  |  |  |  |  |  | 16,931 |  | 333 | 14,940 |  |  |  |  |  |  |  |
Fully vested shares of common stock issued, per share value |  |  |  |  |  |  |  |  |  | $ 13.23 |  | $ 19.36 | $ 18.92 |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 62,500 | 66,730 | $ 138,001 | 125,588 |  |
2019 Long-Term Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares-based compensation shares of common stock issued |  |  |  |  |  |  | 14,688 |  |  |  |  |  |  |  |  |  |  |  |  |  |
2020 Performance Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares-based compensation shares of common stock issued |  |  |  | 15,216 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted Stock Units (RSUs) [Member] | Officers [Member] | Share-based Payment Arrangement, Tranche One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation performance based award, percent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |
Restricted Stock Units (RSUs) [Member] | Officers [Member] | Share-based Payment Arrangement, Tranche Two [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation performance based award, percent |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 150.00% |  |  |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares of common stock grant date fair market value |  |  |  |  |  |  |  |  |  |  | $ 18.25 |  |  | $ 21.88 | $ 17.93 |  |  |  |  | $ 12.54 |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] | Year 2021 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16,571 | 16,571 | $ 33,142 | 33,142 |  |
Unrecognized compensation expense related to unvested units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 183,017 |  | 183,017 |  |  |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] | Year 2022 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 26,145 | 26,145 | 52,290 | 26,145 |  |
Unrecognized compensation expense related to unvested units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 183,017 |  | 183,017 |  |  |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] | Year 2023 [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 27,585 |  | 27,585 |  |  |
Unrecognized compensation expense related to unvested units |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 303,434 |  | $ 303,434 |  |  |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] | Share-based Payment Arrangement, Tranche One [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation award vesting period |  |  |  |  |  |  |  |  | 3 years |  |  |  |  |  |  |  |  |  |  |  |
Restricted Stock Units (RSUs) [Member] | Long-Term Incentive Plan [Member] | Share-based Payment Arrangement, Tranche Two [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation award vesting period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3 years |  |  |
Performance Vested Shares [Member] | Long-Term Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation shares of common stock granted |  |  |  |  |  |  |  |  |  |  | 10,214 |  |  | 8,096 | 7,389 |  |  |  |  | 10,143 | 9,791
Time-vested Shares [Member] | Long-Term Incentive Plan [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share-based compensation shares of common stock granted | 2,463 |  | 6,238 |  | 3,693 | 3,380 |  | 5,070 |  |  | 7,920 |  |  | 6,238 | 3,693 |  |  |  |  | 5,070 |
Stock compensation expense |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 | $ 15,896 | $ 15,896 | $ 42,024 |  |
Shares-based compensation shares of common stock issued | 1,230 | 1,692 | 2,079 |  | 1,230 | 1,688 |  | 1,690 |  |  |  |  |  |  |  |  |  |  |  |  |

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