Note 19 - Warrants (Details)	1 Months Ended		1 Months Ended		1 Months Ended						1 Months Ended
	Aug. 21, 2012	Aug. 31, 2009	Aug. 31, 2009 Series A-1 Warrant [Member]	Dec. 01, 2011 Series A-1 Warrant [Member]	Dec. 31, 2012 Series A-2 Warrant [Member]	Aug. 31, 2009 Series A-2 Warrant [Member]	Dec. 01, 2011 Series A-2 Warrant [Member]	Aug. 31, 2009 Placement Agent Warrant 1 [Member]	Aug. 31, 2009 Placement Agent Warrant 3 [Member] Five Year Term [Member]	Aug. 31, 2009 Placement Agent Warrant 2 [Member]	Dec. 31, 2012 Placement Agent Warrants [Member]	Aug. 31, 2009 Placement Agent Warrants [Member]	Dec. 01, 2011 Common Shares [Member]	Dec. 01, 2011 Common Stock Exchanged From Series A-1 Warrants [Member]	Dec. 31, 2011 Common Stock Exchanged From Series A-2 Warrants [Member]	Dec. 31, 2011 Total Warrants Exchanged [Member]	Dec. 31, 2011 Common Stock Exchanged From Warrants Total [Member]
Note 19 - Warrants (Details) [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights		164,864	2,060,800	1,418,800		2,060,800	356,800	329,728	164,864				4,121,600			1,775,600
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)		2.50	3.00			3.75			3.75	3.00
Warrant Term			3 years			5 years						5 years
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right				20
Common Stock Issued Under Warrant Tender Offer														70,940	35,680		106,620
Class of Warrant or Right Expirations In Period	642,000
Class Of Warrant Or Right Expiration In Future					1,704,000						659,456