Condensed Combined Balance Sheet (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 8	$ 18
Inventories classified in Other Assets	$ 60	$ 127
Common stock, par value (in dollars per share)	$ 0.01
Common stock, shares authorized	500,000,000
Common stock, shares issued	253,545,051
Common stock, shares outstanding	253,545,051