Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation - Schedule of Restricted Stock Units Activity (Detail)

v3.21.1
Stock Based Compensation - Schedule of Restricted Stock Units Activity (Detail) - Restricted Stock Units (RSUs) [Member]
3 Months Ended
Mar. 31, 2021
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Options, Outstanding | shares 1,421,168
RSUs granted | shares 1,066,635
RSUs forfeited | shares (9,137)
RSUs vested | shares (627,412)
Number of Options, Outstanding | shares 1,851,254
Weighted Average Grant Date Fair Value, Beginning Balance | $ / shares $ 6.43
Weighted Average Grant Date Fair Value, RSUs granted | $ / shares 3.81
Weighted Average Grant Date Fair Value, RSUs forfeited | $ / shares 9.97
Weighted Average Grant Date Fair Value, RSUs vested | $ / shares 7.33
Weighted Average Grant Date Fair Value, Ending Balance | $ / shares $ 4.60