Earnings Per Share - Computation of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Earnings Per Share [Abstract]
Net income	$ 80	$ 275	$ 465	$ 454
Weighted average shares of common stock outstanding (in thousands):
Basic	64,272	66,424	64,503	67,719
Dilutive effect of stock awards	1,240	1,244	1,356	1,319
Diluted	65,512	67,668	65,859	69,038
Earnings Per Share, Basic [Abstract]
Basic	$ 1.24	$ 4.14	$ 7.21	$ 6.70
Diluted	$ 1.22	$ 4.06	$ 7.06	$ 6.58