Consolidated Balance Sheets (Unaudited) (Parenthetical) - $ / shares shares in Millions	Mar. 31, 2024	Dec. 31, 2023
Statement of Financial Position [Abstract]
Common stock, shares authorized (in shares)	115	115
Common stock, no par value (in dollars per share)	$ 0	$ 0
Common stock, shares issued (in shares)	76	76
Common stock, shares outstanding (in shares)	76	76