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Goodwill And Other Intangible Assets (Estimated Annual Amortization Expense) (Details)
$ in Thousands
Mar. 31, 2016
USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]  
2017 $ 2,764
2018 2,764
2019 2,764
2020 2,729
2021 $ 2,644