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Share-based Compensation and Employee Benefit Plan - Narrative (Details) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Nov. 20, 2022 | Dec. 31, 2011
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Salaries and benefits | $ 4,267,000 | $ 3,346,000 |  |
Employer matching contribution, match | 50.00% |  |  |
Employer matching contribution, percent of employees' gross pay | 6.00% |  |  |
Defined contribution plan, cost | $ 75,000 | 74,000 |  |
Restricted Stock |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Cost not yet recognized, amount | $ 213,000 |  |  |
Cost not yet recognized, period for recognition | 2 years 9 months 18 days |  |  |
2012 Stock Plan |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Number of shares authorized (in shares) |  |  | 400,000 | 3,000,000
Number of shares available for grant (in shares) | 234,617 |  |  |
Share based compensation expense | $ 23,000 | 21,000 |  |
2012 Stock Plan | Maximum |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Shares approved for issuance |  |  | $ 300,000 |
2012 Stock Plan | Share-Based Payment Arrangement, Employee |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Share based compensation expense | 14,000 | 8,000 |  |
2012 Stock Plan | Share-Based Payment Arrangement, Nonemployee |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Share based compensation expense | 9,000 | 13,000 |  |
Salaries and benefits | $ 55,000 | $ 63,000 |  |
2012 Stock Plan | Restricted Stock | Share-Based Payment Arrangement, Tranche One |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Award vesting period | 3 years |  |  |
2012 Stock Plan | Restricted Stock | Share-Based Payment Arrangement, Tranche Two |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Award vesting period | 4 years |  |  |
2012 Stock Plan | Restricted Stock | Share-Based Payment Arrangement, Tranche Three |  |  |  |
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] |  |  |  |
Award vesting period | 5 years |  |  |

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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