Note 8 - Note Payable - Victory Park (Detail) (USD $)	1 Months Ended				3 Months Ended		9 Months Ended							9 Months Ended						1 Months Ended	3 Months Ended				1 Months Ended
	Dec. 31, 2012	Sep. 21, 2012	Sep. 24, 2012	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Mar. 17, 2013	Dec. 31, 2011	Dec. 31, 2010	Oct. 21, 2010	Mar. 31, 2010	Sep. 30, 2012 Victory Park [Member]	Mar. 17, 2013 Victory Park [Member]	Sep. 30, 2011 Minimum [Member] Victory Park [Member]	Sep. 30, 2011 Maximum [Member] Victory Park [Member]	Mar. 17, 2013 Maximum [Member]	Dec. 31, 2012 Accrued Interest Reclassed To Note [Member] Victory Park [Member]	Mar. 31, 2010 Victory Park [Member]	Sep. 30, 2012 Victory Park [Member]	Sep. 30, 2011 Victory Park [Member]	Sep. 21, 2012 Victory Park [Member]	Sep. 30, 2008 Victory Park [Member]	Sep. 24, 2012 Forbearance Agreement [Member]	Mar. 17, 2013 First Amendment Note [Member]	Mar. 31, 2010 Notes Payable [Member]	Mar. 17, 2013 Default [Member]
Debt Instrument, Face Amount				$ 4,000,000	$ 4,000,000		$ 4,000,000						$ 33,000,000							$ 33,000,000				$ 15,000,000
Other Notes Payable																				19,358,000
Proceeds from Issuance of Debt	3,500,000		4,000,000				4,000,000													13,642,000					3,500,000
Fair Value Inputs, Discount Rate																				2.00%
Proceeds from Debt, Net of Issuance Costs																				11,635,000
Debt Instrument, Basis Spread on Variable Rate									5.00%							5.00%	15.00%	15.00%										3.00%
Notes Payable										5,018,750									5,797,859
Prepaid Expense and Other Assets			500,000	632,969	632,969		632,969			862,761				144,000
Minimum Cash Required for Debt Covenant	250,000
Common Stock, Par or Stated Value Per Share (in Dollars per share)				$ 0.01	$ 0.01		$ 0.01		$ 0.01	$ 0.01
Debt Instrument, Convertible, Conversion Price (in Dollars per share)									$ 0.05						$ 0.15											$ 0.70
Percent of Notes to be Redeemed				115.00%	115.00%		115.00%
Common Stock, Number of Shares (in Shares)				1	1		1
Embedded conversion feature liability		5,120,000		19,460,000	19,460,000	34,980,000	19,460,000	34,980,000		12,470,000	22,860,000		21,190,000
Convertible Debt, Fair Value Disclosures													45,000,000														23,810,000
Debt Instrument, Unamortized Premium													12,000,000
Embedded Derivative, Gain (Loss) on Embedded Derivative, Net				(1,996,000)	640,000	3,650,000	(1,870,000)	(12,120,000)
undefined		4,160,000
Payments of Debt Issuance Costs							262,000							262,000
Selling, General and Administrative Expense					2,402,984	2,121,859	6,661,001	6,766,754						94,000
Deferred Finance Costs, Net																							272,000
Debt Instrument, Unamortized Discount				7,624,378	7,624,378		7,624,378			5,335,294													7,624,000
Conversion Buffer, Percent				10.00%	10.00%		10.00%
Meeting Term				4 years	4 years		4 years
Percentage of Registrable Securities Payable												2.00%
Interest Expense, Debt							$ 8,276,000	$ 6,669,000													$ 3,021,000	$ 2,382,000