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Stockholders' Equity - Additional Information (Detail) - USD ($) |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Jul. 06, 2020 | Dec. 31, 2019 | Apr. 19, 2016 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2016
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Number of shares reserved |  |  |  | 200,000 |  |  |
Ownership change description |  |  |  | A company generally experiences an ownership change if the percentage of the value of its stock owned by certain 5% shareholders, as defined in Section 382 of the Code, increases by more than 50% points over a rolling three-year period. |  |  |
Beneficial ownership percentage | 4.90% |  |  |  |  |  |
2021 Restricted Stock [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage per year |  |  |  | 33.33% |  |  |
Restricted stock, vesting period |  |  |  | 3 years |  |  |
2021 Restricted Stock [Member] | Tranche Three [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage |  |  |  | 100.00% |  |  |
2020 Restricted Stock [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage per year |  |  |  |  | 33.33% |  |
Restricted stock, vesting period |  |  |  |  | 3 years |  |
2020 Restricted Stock [Member] | Tranche Two [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage |  |  |  |  | 100.00% |  |
2019 Restricted Stock [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage per year |  |  |  |  |  | 33.33% |
Restricted stock, vesting period |  |  |  |  |  | 1 year |
2019 Restricted Stock [Member] | Tranche One [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Restricted stock, vesting percentage |  |  |  |  |  | 100.00% |
Performance Based Restricted Stock [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Awards granted |  | 358,000 |  | 675,532 | 398,134 | 287,871 |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Awards granted |  |  |  | 327,188 | 301,361 | 41,383 |
Vesting description |  |  |  | Vesting occurs upon the earliest to occur: (i) the director’s separation from service, (ii) the first anniversary of the grant date (for the 2021 and 2020 grants), (iii) the third anniversary of the grant date (for 2019 grant), or (iv) the occurrence of a change of control, as defined by the agreement. |  |  |
2016 Plan [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Term of long term incentive plan |  |  | 10 years |  |  |  |
Aggregate number of shares reserved and available for issuance |  |  |  | 2,800,002 |  |  | 5,750,000
Minimum exercise price of stock option at grant date |  |  |  | No less than 100% of the fair market value, as defined in the 2016 Plan, of the shares on the date of grant. |  |  |
Percentage of fair market value |  |  |  |  |  |  | 100.00%
Maximum term of stock option |  |  |  |  |  |  | 10 years
Options granted |  |  |  | 0 | 0 | 0 |
Total stock based compensation expense not yet recognized, relating to non-vested equity awards |  |  |  | $ 4,079,000 |  |  |
2008 Plan [Member] |  |  |  |  |  |  |
Stockholders Equity [Line Items] |  |  |  |  |  |  |
Awards granted |  |  |  |  |  |  | 0
Options vest at a percentage rate for first 5 years |  |  |  | 16.50% |  |  |
Options final year vesting |  |  |  | end of the sixth year |  |  |

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