(Schedule Of Interest Income And Interest Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure Text Block Supplement [Abstract]
Interest expense	$ 430	$ 421	$ 403
Interest income	222	190	78
Capitalized interest costs	$ 21	$ 22	$ 18