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Note E - Goodwill and Other Intangible Assets (Details) - Estimated Future Amortization Expense Related to Intangible Assets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Estimated Future Amortization Expense Related to Intangible Assets [Abstract]    
2015 $ 17,180us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths  
2016 12,929us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo  
2017 11,298us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree  
2018 8,480us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour  
2019 6,162us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive  
Thereafter 20,658us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive  
$ 76,707us-gaap_FiniteLivedIntangibleAssetsNet $ 12,239us-gaap_FiniteLivedIntangibleAssetsNet