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Contingent Liabilities (Schedule Of Current Minimum Annual Rental Commitments Under Non-Cancelable Leases) (Details)
$ in Thousands
Dec. 31, 2015
USD ($)
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]  
2016 $ 512
2017 521
2018 530
2019 316
2020 58
Total $ 1,937