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Goodwill and Other Intangible Assets (Schedule of Estimated Amortization Expense) (Details)
$ in Thousands
Jun. 30, 2017
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2017 $ 7,076
2018 7,076
2019 7,076
2020 7,076
2021 $ 6,796