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Note 18 - Income Taxes Tax Credit Carryforwards (Details) (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Tax Credit Carryforward [Line Items]    
Tax credit carryforward $ 10,200,000  
Federal capital loss carryforward 150,700,000 65,400,000
Undistributed foreign earnings 10,000,000,000  
Tax savings $ 696,500,000 $ 284,000,000
Increase in diluted earnings per share, tax benefits $ 0.53 $ 0.21