Stockholders' Equity (Deficit) - Additional Information (Detail) (USD $)			3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended	3 Months Ended						6 Months Ended	3 Months Ended	6 Months Ended
	Jun. 30, 2012 Restricted Stock Person	Mar. 31, 2012 Restricted Stock Person	Jun. 30, 2012 Restricted Stock Selling, General and Administrative Expense	Jun. 30, 2012 Restricted Stock Selling, General and Administrative Expense	Jun. 30, 2012 Restricted Stock Executive Director 1	Jun. 30, 2012 Restricted Stock Executive Director 1	Jun. 30, 2012 Restricted Stock Executive Director 2	Jun. 30, 2012 Restricted Stock Executive Director 2	Jun. 30, 2012 Restricted Stock Consultant	Mar. 31, 2012 Restricted Stock Consultant	Mar. 31, 2012 Restricted Stock Consultant Selling, General and Administrative Expense	Jun. 30, 2012 Restricted Stock Consultant Research and Development Expense	Mar. 31, 2012 Restricted Stock Consultant Research and Development Expense	Jun. 30, 2012 Restricted Stock Director and Vice President	Jun. 30, 2012 Restricted Stock Director and Vice President	Jun. 30, 2012 Restricted Stock Director and Vice President Selling, General and Administrative Expense	Jun. 30, 2012 Restricted Stock Director and Vice President Selling, General and Administrative Expense	Jun. 30, 2012 Warrants and Stock Options	Jun. 30, 2011 Warrants and Stock Options	Jun. 30, 2012 Preferred Stock	Jun. 30, 2011 Preferred Stock
Stockholders Equity Note [Line Items]
Anti-dilutive securities not included in the computation of diluted loss per share																		922,667	1,810,762	591,937	564,586
Restricted common stocks issued for services, shares					426,427	1,200,056	1,023,424	1,713,019	849,838	1,066,667
Restricted common stocks issued for services, value			$ 25,500	$ 53,500							$ 10,000	$ 15,000	$ 12,000
Restricted common stocks issued for services, per share			$ 0.02	$ 0.02							$ 0.02		$ 0.02
Number of directors compensated	2
Number of consultants		2
Restricted common stocks issued for employee compensation, shares														852,852	1,626,481
Restricted common stocks issued for employee compensation, value																$ 15,000	$ 30,000
Restricted common stocks issued for employee compensation, per share																$ 0.02	$ 0.02