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Stock-based Compensation - Compensation Cost (Detail) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Share-Based Payment Arrangement [Abstract]        
Stock-based compensation expense $ 759,000 $ 728,000 $ 1,464,000 $ 1,435,000
Tax benefit from compensation expense $ 0 $ 0 $ 0 $ 0