Derivative Liabilities - Additional Information (Detail) (USD $)	3 Months Ended	9 Months Ended		9 Months Ended		9 Months Ended	12 Months Ended			3 Months Ended	9 Months Ended	3 Months Ended	9 Months Ended	12 Months Ended			3 Months Ended	9 Months Ended	12 Months Ended
	Mar. 31, 2012	Sep. 30, 2012	Jan. 14, 2011	Sep. 30, 2012 10% convertible debentures	Jan. 14, 2011 10% convertible debentures	Sep. 30, 2012 Bonus Warrants	Dec. 31, 2011 Bonus Warrants	Dec. 31, 2010 Bonus Warrants	Sep. 30, 2012 10% Convertible Redeemable Preferred Stock	Sep. 30, 2012 Placement Agent Warrants	Sep. 30, 2012 Placement Agent Warrants	Sep. 30, 2012 Conversion Options	Sep. 30, 2012 Conversion Options	Dec. 31, 2011 Conversion Options	Dec. 31, 2010 Conversion Options	Sep. 30, 2012 Conversion Options Issuances date	Sep. 30, 2012 Warrant	Sep. 30, 2012 Warrant	Dec. 31, 2011 Warrant	Mar. 31, 2012 Warrant	Dec. 31, 2010 Warrant	Sep. 30, 2012 Warrant Issuances date
Derivative [Line Items]
Number of shares of common stock called by warrants, percentage of outstanding principal			5.00%		5.00%
Warrant exercise price		1.0							10
Gain or loss on the embedded derivative financial instrument		$ 113,300				$ (13,309)	$ (492,111)						$ (113,271)	$ (5,392)					$ 1,875,463
Derivative liability at fair value										85,600	85,600	720,000	720,000			982,900	300,000	300,000	1,900,000	0		427,900
Credited to common stock upon issuance of warrants	1,900,000					(57,034)	(234,731)											(1,875,463)
Derivative liability				797,000			70,343							113,271					1,875,463
Change in fair value of derivative				13,300						54,900	402,000
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		3,800,000							58,352
Increase decrease in fair value of un hedged derivative instruments												$ 262,900					$ 127,900