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Note 17 - Share-Based and Other Compensation Plans (RSUs - Equity Settled) (Details) (Equity Compensation Plan, 1995 and 2008 [Member], Equity Settled [Member], USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Performance Based RSUs [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grants by Compensation Committee 0 0 203,300
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]      
Risk-free interest rate   1.40%  
Volatility   154.50%  
Dividend yield   0.12%  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Granted, Number of Shares 0 0 203,300
Restricted Stock Units (RSUs) [Member]
     
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grants by Compensation Committee 558,216    
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]      
Unvested, Beginning of Period, Number of Shares 505,183    
Unvested, Beginning of Period, Weighted Average Grant-Date Fair Value Per Share 8.08    
Granted, Number of Shares 558,216    
Granted, Weighted Average Grant-Date Fair Value Per Share 2.51    
Vested, Number of Shares (62,388)    
Vested, Weighted Average Grant-Date Fair Value Per Share 5.53    
Forfeited, Number of Shares (10,130)    
Forfeited, Weighted Average Grant-Date Fair Value Per Share 9.26    
Unvested, End of Period, Number of Shares 990,881    
Unvested, End of Period, Weighted Average Grant-Date Fair Value Per Share 5.09