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Intangible Assets - Summary of expected amortization expense (Details 1) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Jun. 30, 2013
Intangible Assets [Abstract]    
2014 (six months) $ 22,142  
2015 39,343  
2016 32,671  
2017 29,361  
2018 25,312  
Thereafter 103,579  
Total intangible assets, net $ 252,408 $ 104,188