Pension And Other Liabilities (Schedule Of Pension Benefit Obligation Recognized In Balance Sheets) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Pension And Other Liabilities [Abstract]
Current liabilities	$ 2,223	$ 1,539
Other liabilities - Non current	5,732	6,236
Total pension liability	$ 7,955	$ 7,775