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Note 5 - Goodwill and Intangible Assets (Details) - Intangible Amortization Expense - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Intangible Amortization Expense [Abstract]    
2016 $ 41,461  
2017 29,222  
2018 10,147  
2019 3,796  
2020 47  
Total $ 84,673 $ 102,583