Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Patent Rights - Summary of Patent Rights (Detail)

v3.20.1
Patent Rights - Summary of Patent Rights (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Disclosure of detailed information about intangible assets [line items]    
Beginning balance $ 1,172,485 $ 774,225
Additions during the year 458,037 420,587
Amortization in the year (28,777) (22,327)
Ending balance 1,601,745 1,172,485
Cost [member]    
Disclosure of detailed information about intangible assets [line items]    
Beginning balance 1,398,713 978,126
Additions during the year 458,037 420,587
Amortization in the year 0 0
Ending balance 1,856,750 1,398,713
Accumulated Amortization & Impairment Losses [member]    
Disclosure of detailed information about intangible assets [line items]    
Beginning balance (226,228) (203,901)
Additions during the year 0 0
Amortization in the year (28,777) (22,327)
Ending balance $ (255,005) $ (226,228)