Consolidated Statements of Stockholders' Equity (Deficit) (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]
Cash dividends declared (USD per share)	$ 3.52	$ 3.40	$ 3.28
Net income (loss) attributable to redeemable noncontrolling interest	$ 4	$ 3	$ 2