Equity - Compensation Expense Related to Stock-Based Compensation for Phantom Stock-Based Awards (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation expense	$ 171	$ 184	$ 173
Income tax benefit	36	39	36
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation expense	7	7	9
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation expense	98	108	98
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total compensation expense	$ 66	$ 69	$ 66