Earnings (Loss) Per Share Data (Computations) (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share [Abstract]
Net income	$ 317	$ 283	$ 655	$ 580
Basic
Weighted average shares outstanding (in shares)	271.6	271.2	271.6	271.2
Diluted
Weighted average shares outstanding (in shares)	271.6	271.2	271.6	271.2
Diluted effect of stock-based awards under compensation plans (in shares)	1.0	0.8	1.0	0.9
Total (in shares)	272.6	272.0	272.6	272.1
Earnings (loss) per share
Basic earnings (loss) per share (in usd per share)	$ 1.17	$ 1.04	$ 2.41	$ 2.14
Diluted earnings (loss) per share (in usd per share)	$ 1.17	$ 1.04	$ 2.40	$ 2.13