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Note 8 - Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified
9 Months Ended 10 Months Ended 12 Months Ended
Dec. 31, 2013
Oct. 31, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Note 8 - Income Taxes (Details) [Line Items]            
Undistributed Earnings of Foreign Subsidiaries $ 185,067   $ 185,067 $ 127,001    
Deferred Tax Assets, Valuation Allowance 22,349   22,349 41,446    
Deferred Tax Assets, Operating Loss Carryforwards, Domestic 17,019   17,019      
Deferred Tax Assets, Operating Loss Carryforwards 26,681   26,681 12,783    
Deferred Tax Assets, Operating Loss Carryforwards, Foreign 11,811   11,811      
Deferred Tax Assets, Gross 3,115   3,115 95,039    
Deferred Tax Assets, Tax Credit Carryforwards, Foreign 22,822   22,822      
Deferred Tax Assets, Tax Credit Carryforwards, Research 6,890   6,890      
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax 2,070   2,070      
Deferred Tax Assets, Operating Loss Carryforwards, State and Local 2,259   2,259      
Tax Credit Carry Forward Period 10 years   10 years      
Unrecognized Tax Benefits 25,653 23,500 25,653 22,759 18,833 22,502
Unrecognized Tax Benefits that Would Impact Effective Tax Rate 25,653   25,653      
Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations (1,024) (379) 618 (130)    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued 4,245   4,245 3,972    
State Income Taxes [Member]
           
Note 8 - Income Taxes (Details) [Line Items]            
Deferred Tax Assets, Valuation Allowance 15,182   15,182      
Foreign Net Operating Loss Carry Forwards [Member]
           
Note 8 - Income Taxes (Details) [Line Items]            
Deferred Tax Assets, Valuation Allowance 702   702      
Interest Benefit Recorded At A Foreign Subsidiary [Member]
           
Note 8 - Income Taxes (Details) [Line Items]            
Deferred Tax Assets, Valuation Allowance 1,021   1,021      
State and Local Jurisdiction [Member]
           
Note 8 - Income Taxes (Details) [Line Items]            
Deferred Tax Assets, Operating Loss Carryforwards 266,640   266,640      
Deferred Tax Assets, Gross 17,609   17,609      
Valuation Allowances and Reserves, Balance 2,259   2,259      
Foreign Tax Authority [Member]
           
Note 8 - Income Taxes (Details) [Line Items]            
Valuation Allowances and Reserves, Balance $ 3,185   $ 3,185