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Pension And Other Liabilities (Schedule Of Pension Benefit Obligation Recognized In Balance Sheets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Pension And Other Liabilities [Abstract]    
Current liabilities $ 684 $ 684
Other liabilities - Non current 3,605 4,048
Total pension liability $ 4,289 $ 4,732