Supplemental Cash Flow and Non-Cash Information (Schedule Of Supplemental Cash Flow and Non-Cash Information) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Supplemental Cash Flow Information [Abstract]
Income taxes paid, net	$ 18,900	$ 9,373	$ 23,328	$ 12,851
Interest paid	$ 7,171	$ 1,981	13,045	3,543
Non-cash investing activity:
Additions to property, plant and equipment in accounts payable			$ 7,053	$ 14,364