Note 19 - Fair Value Measurements (Detail) - Fair Value - Significant Assumptions (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2012	Dec. 31, 2011
Expected volatility	140.00%	83.50%
Probability of trigger of reset provision		20.00%
Remaining term (in years)	1 year	1 year 73 days
Risk-free rate	0.20%	0.20%
Credit spread	25.80%	28.30%
Stock price (in Dollars per share)	$ 0.10	$ 0.53