Accrued Liabilities (Schedule Of Other Long-term Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Accrued Liabilities, Current [Abstract]
Accrued taxes	$ 42,702	$ 49,142
Other accrued long-term expenses	21,581	18,445
Other long-term liabilities	$ 64,283	$ 67,587