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Intangible Assets and Goodwill (Future Amortization of Intangible Assets) (Details)
$ in Thousands
Sep. 30, 2015
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
2016 $ 3,435
2017 4,437
2018 3,404
2019 2,941
2020 $ 2,309