Quarterly report pursuant to Section 13 or 15(d)

Short-Term Notes Payable - Additional Information (Detail)

v3.8.0.1
Short-Term Notes Payable - Additional Information (Detail) - USD ($)
Jul. 21, 2017
Mar. 10, 2017
Jul. 24, 2016
Mar. 01, 2016
Sep. 30, 2017
Jun. 30, 2017
Dec. 31, 2016
Short-term Debt [Line Items]              
Short term notes payable for financing insurance policies         $ 128,070 $ 128,070 $ 66,377
Product Liability Insurance Financing [Member] | Short Term Note Payable [Member]              
Short-term Debt [Line Items]              
Debt instrument face amount   $ 31,985   $ 49,395      
Interest rate on short-term note   6.18%   5.93%      
Principal and interest first required payment date   Apr. 10, 2017   Apr. 10, 2016      
Short-term notes payable amortization period   10 months   10 months      
Final payment date of short-term note payable   Jan. 10, 2018   Jan. 04, 2017      
Directors' and Officers' Liability Insurance Financing [Member] | Short Term Note Payable [Member]              
Short-term Debt [Line Items]              
Debt instrument face amount $ 140,062   $ 111,730        
Interest rate on short-term note 5.09%   4.89%        
Principal and interest first required payment date Aug. 24, 2017   Aug. 24, 2016        
Short-term notes payable amortization period 11 months   11 months        
Final payment date of short-term note payable Jun. 24, 2018   Jun. 21, 2017