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Stockholders' Equity - Narrative (Details) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2022 USD ($) vote installment $ / shares shares | Mar. 31, 2021 USD ($) | Dec. 31, 2021 $ / shares shares | Feb. 12, 2019 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share based compensation cost | $ | $ 200 | $ 200 |  |
Unrecognized compensation cost related to nonvested stock issuances | $ | $ 1,400 |  |  |
Restricted stock units |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of annual installments | installment | 4 |  |  |
Vesting period | 4 years |  |  |
Restricted stock units | Minimum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based compensation arrangement by share-based payment award, award vesting range, percentage | 60.00% |  |  |
Restricted stock units | Maximum |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based compensation arrangement by share-based payment award, award vesting range, percentage | 120.00% |  |  |
Stock options |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of annual installments | installment | 4 |  |  |
Vesting period | 4 years |  |  |
Omnibus incentive plan stock option expiration period | 10 years |  |  |
Common Class B |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |  | $ 0.01 |
Common Stock, number of votes per share | vote | 15 |  |  |
Common stock, shares issued (in shares) | shares | 220 |  | 220 |
Common Class A |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Common stock, par value (in dollars per share) | $ / shares | $ 0.01 |  | $ 0.01 |
Common Stock, number of votes per share | vote | 1 |  |  |
Common stock, shares issued (in shares) | shares | 8,232 |  | 8,102 |
Common Class A | Two Thousand Nineteen Omnibus Incentive Plan |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Number of shares authorized (in shares) | shares |  |  |  | 2,500
Common stock, shares issued (in shares) | shares | 1,400 |  |  |
Series C Preferred Stock |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares | $ 0.01 |  | $ 0.01 |
Preferred stock, redemption price (in dollars per share) | $ / shares | $ 5.00 |  |  |

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