Consolidated Statements of Financial Position (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Current Assets
Allowance for doubtful accounts	$ 102	$ 92
Shareholder’s Equity
Common stock, shares authorized (in shares)	400,000,000	400,000,000
Common stock, shares issued (in shares)	193,736,380	193,747,509
Common stock, shares outstanding (in shares)	193,736,380	193,747,509