Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Summary of Grant Date Fair Value of Restricted Stock Unit Awards Vested (Detail)

v3.20.1
Stock-Based Compensation - Summary of Grant Date Fair Value of Restricted Stock Unit Awards Vested (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Restricted Stock Units [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grant-date fair value $ 510 $ 133