Accrued and Other Liabilities (Schedule Of Other Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Long term employee indemnity	$ 5,237	$ 12,228
Long term tax liability	6,099	15,532
Defined benefit pension obligation	8,911	10,228
Long term deferred revenue	10,244	6,163
Other long term liabilities	1,763	7,096
Total	$ 32,254	$ 51,247