General form of registration statement for all companies including face-amount certificate companies

Net Loss Per Share - Additional Information (Detail)

v3.21.2
Net Loss Per Share - Additional Information (Detail) - shares
Dec. 31, 2020
Dec. 31, 2019
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount 1,799,811 0