Supplemental Cash Flow and Non-Cash Information (Schedule Of Supplemental Cash Flow and Non-Cash Information) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024
Supplemental cash flow information:
Income taxes paid, net	$ 49,308	$ 6,124
Interest paid	11,021	15,306
Property Plant and Equipment [Member]
Non-cash investing activities:
Unpaid purchases at the end of the period	1,889	4,981
Capitalized Purchased Software Costs [Member]
Non-cash investing activities:
Unpaid purchases at the end of the period	$ 0	$ 1,320