XML 36 R25.htm IDEA: XBRL DOCUMENT v3.22.1
Summary of Significant Accounting Policies - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share for in the Money Potential Common Shares (Detail) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Average market price during the period $ 5.91 $ 7.30
Potential common shares excluded from EPS 916,158 216,158
Stock Options [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potential common shares excluded from EPS 22,493 22,493
Warrant Derivatives [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Potential common shares excluded from EPS 2,752,951 3,481,314