Notes Payable and Debt - Additional Information (Detail) (USD $)	1 Months Ended	9 Months Ended	3 Months Ended		9 Months Ended
	Jul. 31, 2012	Sep. 30, 2013	Sep. 30, 2013 Notes Payable, Other Payables [Member]	Sep. 30, 2012 Notes Payable, Other Payables [Member]	Sep. 30, 2013 Notes Payable, Other Payables [Member]	Sep. 30, 2012 Notes Payable, Other Payables [Member]	Dec. 27, 2011 Robert Gipson [Member]	Dec. 27, 2011 Thomas Gipson [Member]	Jun. 01, 2011 Arthur Koenig [Member]	Dec. 31, 2011 Ingalls Snyder LLC [Member]	Dec. 31, 2011 ISVP [Member]
Debt Instrument [Line Items]
Convertible promissory notes	$ 16,000,000	$ 16,000,000
Estimated maximum future cash payments not less than carrying amount		16,000,000
Interest expenses related to BCF			$ 115,468	$ 111,916	$ 338,164	$ 319,742
Percentage of outstanding common stock							50.10%	15.20%	7.00%	9.99%	9.99%