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Stock-Based Compensation - Additional Information (Detail) $ in Millions | 12 Months Ended
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Dec. 31, 2022 USD ($) shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Restricted stock units and restricted stock awards, vest, period | 1 year
2007 Plan [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Total unrecognized compensation cost for restricted stock granted | $ | $ 1.4
Cost expected to be recognized over a weighted-average period | 2 years 6 months
2007 Plan [Member] | Maximum [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Restricted stock units and restricted stock awards, vest, period | 5 years
Class A Common Stock [Member] | 2007 Plan [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Shares authorized | shares | 7,500,000

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