Note 12 - Shareholders Equity (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	0 Months Ended
	Mar. 02, 2012	Sep. 30, 2012	Dec. 31, 2011
Common Stock, Par or Stated Value Per Share (in Dollars per share)		$ 0.0001	$ 0.0001
Proceeds from Issuance or Sale of Equity (in Dollars)	$ 4.9
Capital Units [Member]
Sale of Stock, Description of Transaction	19,600,000
Number [Member]
Sale of Stock, Description of Transaction	ten
Number of New Investors [Member]
Sale of Stock, Description of Transaction	Eight
Largest Single Investment [Member]
Sale of Stock, Description of Transaction	$1.0
Unit Price [Member]
Common Stock, Par or Stated Value Per Share (in Dollars per share)	$ 0.0001
Sale of Equity, Unit Price	$0.25
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per Item)	0.54
Warrant, Period to Purchase, Years [Member]
Class of Warrant or Rights, Description	three