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Goodwill And Intangible Assets (Schedule Of Estimated Future Amortization Expense) (Details)
Sep. 30, 2017
USD ($)
Goodwill And Intangible Assets [Abstract]  
2017 $ 3,000
2018 7,000
2019 2,000
2020 2,000
2021 2,000
Thereafter $ 2,000