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Equity Incentive Plan - Narrative (Details) |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jan. 29, 2021 USD ($) shares | Feb. 17, 2020 USD ($) shares | Dec. 31, 2021 USD ($) shares | Dec. 31, 2020 USD ($) shares | Dec. 31, 2019 USD ($) shares | May 22, 2019 shares | Feb. 22, 2019 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Stock options granted (in shares) |  |  | 0 | 0 | 0 |  |
Allocated stock-based compensation expense | $ |  |  | $ 994,000 | $ 1,400,000 | $ 3,200,000 |  |
Granted (shares) |  |  | 176,930 | 103,581 |  |  |
Two Thousand Nineteen Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized under equity incentive plan (in shares) |  |  | 4,737,701 |  |  |  | 6,000,000
Number of shares authorized, issued in form of restricted stock reduction multiplier |  |  |  |  |  | 4.5 |
2014 Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized under equity incentive plan (in shares) |  |  | 4,978,249 |  |  |  |
Restricted Stock And Restricted Stock Units (RSUs) | Two Thousand Nineteen Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized under equity incentive plan (in shares) |  |  | 1,052,822 |  |  | 1,333,333 |
Restricted Stock |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Expected future stock-based compensation expense | $ |  |  | $ 1,700,000 |  |  |  |
Average period of expected future stock option expense |  |  | 3 years 5 months 1 day |  |  |  |
Restricted Stock | 2014 Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized under equity incentive plan (in shares) |  |  | 1,422,357 |  |  |  |
Stock Options | 2014 Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares authorized under equity incentive plan (in shares) |  |  | 3,555,892 |  |  |  |
Restricted Stock Units (RSUs) | Two Thousand Nineteen Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Granted (shares) | 147,315 | 83,744 |  |  |  |  |
Grant date value | $ | $ 1,800,000 | $ 1,300,000 |  |  |  |  |
Restricted Stock Units (RSUs) | Two Thousand Nineteen Equity Incentive Plan | Share-based Payment Arrangement, Tranche One |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Granted (shares) | 32,769 | 28,460 |  |  |  |  |
Vesting period (years) | 1 year | 1 year |  |  |  |  |
Restricted Stock Units (RSUs) | Two Thousand Nineteen Equity Incentive Plan | Share-based Payment Arrangement, Tranche Two |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Granted (shares) | 114,546 | 55,284 |  |  |  |  |
Vesting period (years) | 5 years | 5 years |  |  |  |  |
Beginning of vesting period (years) | 1 year |  |  |  |  |  |
Period after grant date to begin vesting period |  | 1 year |  |  |  |  |
Performance Shares | Minimum |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Percentage of shares issuable based on threshold performance | 0.00% | 0.00% |  |  |  |  |
Performance Shares | Maximum |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Percentage of shares issuable based on threshold performance | 225.00% | 225.00% |  |  |  |  |
Performance Shares | Two Thousand Nineteen Equity Incentive Plan |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Granted (shares) | 29,615 | 19,837 |  |  |  |  |
Grant date value | $ | $ 366,041 | $ 313,623 |  |  |  |  |
Vesting period (years) | 3 years | 3 years |  |  |  |  |

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