Annual report pursuant to Section 13 and 15(d)

Short Term Notes Payable - Summary of Short Term Notes Payable (Parenthetical) (Detail)

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Short Term Notes Payable - Summary of Short Term Notes Payable (Parenthetical) (Detail) - USD ($)
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Product Liability Insurance Financing [Member]    
Short-term Debt [Line Items]    
Short term note payable $ 49,395 $ 49,395
Monthly installment including principal and interest $ 5,093 $ 5,087
Interest Rate bearing 5.93% 5.68%
Maturity date Jan. 10, 2017 Jan. 16, 2016
Directors' and Officers' Liability Insurance Financing [Member]    
Short-term Debt [Line Items]    
Short term note payable $ 111,730 $ 109,067
Monthly installment including principal and interest $ 10,407 $ 10,147
Interest Rate bearing 4.89% 4.64%
Maturity date Jun. 24, 2017 Jun. 24, 2016