Note 2 - Basis of Presentation and Recent Accounting Pronouncements (Detail) - Effects of Adjustments to Condensed Financial Statements - Statements of Operations (Three Months) (USD $)	3 Months Ended		6 Months Ended		15 Months Ended	18 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2012
Statements of operations data:
Gain (loss) on change in fair value of embedded conversion feature	$ (5,430,000)	$ 10,670,000	$ (2,510,000)	$ (15,770,000)	$ 10,670,000	$ (15,770,000)
Interest expense	(3,281,755)	(2,689,702)	(6,148,758)	(5,128,242)
Net income (loss)	(11,245,967)	2,342,484	(14,442,616)	(30,445,148)
Net income (loss) per share - basic (in Dollars per share)	$ (0.12)	$ 0.03	$ (0.15)	$ (0.33)
Net income (loss) per share - diluted (in Dollars per share)	$ (0.12)	$ 0.02	$ (0.15)	$ (0.33)
Scenario, Previously Reported [Member]
Statements of operations data:
Interest expense	(2,944,246)	(2,797,860)	(5,706,441)	(5,534,076)
Net income (loss)	$ (5,478,458)	$ (8,435,674)	$ (11,490,300)	$ (15,080,982)
Net income (loss) per share - basic (in Dollars per share)	$ (0.06)	$ (0.09)
Net income (loss) per share - diluted (in Dollars per share)	$ (0.06)	$ (0.09)