Note 2 - Basis of Presentation and Recent Accounting Pronouncements (Detail) - Effects of Adjustments to Condensed Financial Statements - Statements of Operations (Six Months) and Statements of Cash Flows (USD $)	3 Months Ended		6 Months Ended		18 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	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)	$ (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 and diluted (in Dollars per share)			$ (0.15)	$ (0.33)
Statements of cash flows data:
Net income (loss)	(11,245,967)	2,342,484	(14,442,616)	(30,445,148)
Amortization of debt discounts and deferred financing fees			2,115,686	1,267,545
(Gain) loss on change in fair value of embedded conversion feature	5,430,000	(10,670,000)	2,510,000	15,770,000	15,770,000
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 and diluted (in Dollars per share)			$ (0.12)	$ (0.16)
Statements of cash flows data:
Net income (loss)	(5,478,458)	(8,435,674)	(11,490,300)	(15,080,982)
Amortization of debt discounts and deferred financing fees			$ 1,673,370	$ 1,673,379