Quarterly report pursuant to Section 13 or 15(d)

Short-term Notes Payable - Additional Information (Detail)

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Short-term Notes Payable - Additional Information (Detail) (USD $)
0 Months Ended 3 Months Ended 0 Months Ended 3 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Mar. 08, 2013
Product Liability Insurance [Member]
Mar. 31, 2014
Product Liability Insurance [Member]
Mar. 10, 2014
Product Liability Insurance [Member]
Jun. 20, 2013
Director's and officer's Liability Insurance Financing [Member]
Mar. 31, 2014
Director's and officer's Liability Insurance Financing [Member]
Short-term Debt [Line Items]              
Short term notes payable for financing insurance policies $ 80,326 $ 64,051          
Short-term note payable     $ 50,037   $ 50,694 $ 106,994  
Interest rate on short-term note     6.57%   6.57% 4.64%  
Debt instrument issuance date     Mar. 08, 2013     Jun. 20, 2013  
Short-term notes payable amortization period       10 months     11 months
Final payment date of short-term note payable       Jan. 10, 2015     Jun. 24, 2014