10 - Stock Options and Warrants (Detail) (USD $)	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2012	Mar. 31, 2012	Sep. 30, 2011	Mar. 31, 2008	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008	Dec. 31, 2007	Dec. 31, 2004	Dec. 31, 2011	Mar. 31, 2007
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized											5,730,222		26,099,040
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross					13,500,000				600,000	2,350,000	5,714,819
Share-based Compensation Arrangement by Share-based Payment Award, Options, Expirations in Period					1,050,000			429,607	523,734	308,077
Stock Issued During Period, Shares, Other				1,143,165
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period				1,232,320
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number	3,221,081				3,221,081
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Lower Range Limit (in Dollars per share)				$ 0.04
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Upper Range Limit (in Dollars per share)				$ 0.97
Share-based compensation, option re-pricing (in Dollars per share)							$ 0.01
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price (in Dollars per share)					$ 0.04				$ 0.25	$ 0.25
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	15,246,081				15,246,081					1,095,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights					6,750,000					30% vested at date of grant with the remaining vesting 1/12 per subsequent quarter over the succeeding 3 years expiring 5 years from date of grant.
Share-based Compensation (in Dollars)	$ 35,000	$ 142,028	$ 0		$ 213,000	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	10,699,040				10,699,040
Line of Credit Facility, Maximum Borrowing Capacity (in Dollars)									2,400,000
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted									14,233,503
Class of Warrant or Right, Outstanding	4,302,500				4,302,500							4,302,500
Minimum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)	0.01				0.01				0.01
Maximum [Member]
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)	0.50				0.50				0.05
Additional Expense [Member]
Share-based Compensation (in Dollars)	$ 35,000				$ 71,000