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Stock-Based Compensation - Summary of RSAs (Detail) - Restricted Stock Awards - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Dec. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Compensation cost [1] $ 877 $ 728 $ 1,487 $ 2,423  
Dividends declared on unvested RSAs 106 97 203 201  
Grant date fair value of shares vested during the period 0 $ 774 3,209 $ 3,296  
Unamortized value of RSAs $ 6,794   $ 6,794   $ 4,715
Weighted average amortization period (in years)     2 years 6 months   2 years 4 months 24 days
[1] Includes $0.1 million compensation cost recognized from RSAs granted to non-employee directors for the three and six months ended June 30, 2022.