Annual report pursuant to Section 13 and 15(d)

Patents and Trademarks, Net (Additional Information) (Detail)

v3.8.0.1
Patents and Trademarks, Net (Additional Information) (Detail) - USD ($)
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]      
Amortization $ 77,415 $ 106,734 $ 86,478
Impairment of Patents and Trademarks 0 20,506 13,222
Abandoned Patents and Trademarks      
Finite-Lived Intangible Assets [Line Items]      
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months $ 88,000    
Impairment of Patents and Trademarks   20,506 13,222
Representing Cost   44,371 21,954
Finite-Lived Intangible Assets, Accumulated Amortization   $ 23,865 $ 8,732