Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Income Tax - Additional Information (Detail)

v3.19.1
Income Tax - Additional Information (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Income Tax Expense Benefits [line items]    
Company's effective tax rate 26.50% 26.50%
Non-capital losses $ 179,924,139  
Accumulated Qualifying Research and Development expenses 5,635,128  
Unclaimed investment tax credits 1,167,560 $ 1,167,560
Top of range [member]    
Income Tax Expense Benefits [line items]    
Accumulated Qualifying Research and Development expenses 9,439,430  
Bottom of range [member]    
Income Tax Expense Benefits [line items]    
Accumulated Qualifying Research and Development expenses 5,635,128  
2012 and 2011 SR and ED claims [member] | 2012 [member]    
Income Tax Expense Benefits [line items]    
Non-capital losses 6,517,436  
2012 and 2011 SR and ED claims [member] | 2032 [member]    
Income Tax Expense Benefits [line items]    
Non-capital losses 7,260,729  
2012 and 2011 SR and ED claims [member] | 2011 [member]    
Income Tax Expense Benefits [line items]    
Non-capital losses 9,423,694  
2012 and 2011 SR and ED claims [member] | 2031 [member]    
Income Tax Expense Benefits [line items]    
Non-capital losses 12,735,836  
Unclaimed Ontario Research and Development Tax Credit [member]    
Income Tax Expense Benefits [line items]    
Unclaimed investment tax credits $ 237,997 $ 237,997