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Note 16 - Share-Based and Other Compensation Plans (RSUs - Equity Settled) (Details) (2008 Equity Plan [Member], Equity Settled [Member], USD $)
12 Months Ended 12 Months Ended
Dec. 31, 2011
Restricted Stock Units (RSUs) [Member]
Dec. 31, 2009
Restricted Stock Units (RSUs) [Member]
Dec. 31, 2011
Performance Based RSUs [Member]
Dec. 31, 2010
Performance Based RSUs [Member]
years
Dec. 31, 2011
Timed-Vested RSUs [Member]
Dec. 31, 2011
Timed-Vested RSUs [Member]
Minimum [Member]
Dec. 31, 2011
Timed-Vested RSUs [Member]
Maximum [Member]
Dec. 31, 2011
Timed-Vested RSUs [Member]
Key Employee [Member]
Dec. 31, 2011
Timed-Vested RSUs [Member]
Non-Employee Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Grants by Compensation Committee 323,866   0 203,300 323,866     77,027 246,839
Vesting period (in years)           3 years 4 years 4 years 3 years
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]                  
Expected life (years)       3          
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 [Roll Forward]                  
Unvested, Beginning of Period, Number of Shares 216,300 0              
Unvested, Beginning of Period, Weighted Average Grant-Date Fair Value Per Share $ 11.72                
Granted, Number of Shares 323,866   0 203,300 323,866     77,027 246,839
Granted, Weighted Average Grant-Date Fair Value Per Share $ 5.86                
Vested, Number of Shares 0                
Vested, Weighted Average Grant-Date Fair Value Per Share $ 0.00                
Forfeited, Number of Shares (34,983)                
Forfeited, Weighted Average Grant-Date Fair Value Per Share $ 10.03                
Unvested, End of Period, Number of Shares 505,183 0              
Unvested, End of Period, Weighted Average Grant-Date Fair Value Per Share $ 8.08