Annual report pursuant to Section 13 and 15(d)

Net Loss Per Share - Summary Of Diluted Shares Outstanding (Detail)

v3.22.1
Net Loss Per Share - Summary Of Diluted Shares Outstanding (Detail) - shares
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of EPS 9,600,031    
Series C Convertible Preferred Stock [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of EPS 2,566,186 2,566,186 2,566,186
Stock Option [Member]      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive Securities Excluded from Computation of EPS 432,500 432,500 399,151