Note 19 - Fair Value Measurements (Detail) - Level 3 Liabilities Measured at Fair Value on a Recurring Basis (USD $)	1 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 21, 2012	Mar. 31, 2010
Embedded conversion feature				$ 12,470,000	$ 22,860,000	$ 5,120,000	$ 21,190,000
Issuance	5,120,000	5,120,000		5,120,000
(Gain) or Loss Recognized in Earnings from Change in Fair Value	1,996,000	(640,000)	(3,650,000)	1,870,000	12,120,000
Embedded conversion feature	$ 19,460,000	$ 19,460,000	$ 34,980,000	$ 19,460,000	$ 34,980,000	$ 5,120,000	$ 21,190,000