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Stock-based Compensation - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 24, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Additional stock-based compensation   $ 1,976 $ 3,016 $ 5,971 $ 5,674
Restructuring Charges [Member]          
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]          
Additional stock-based compensation $ 2,100     $ 2,124