Stock-Based Compensation - Narrative (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares available for grant (in shares)	13
Stock-based compensation expense	$ 50	$ 45
Stock Options, SARs and ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense related to stock options, SAR and ESPP grants	1	4
Restricted Stock And Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by restricted stock and restricted stock units compensation cost	47	37
Unrecognized compensation expense	$ 304
Weighted average period over which unrecognized compensation expense will be recognized (in years)	1 year 7 months 6 days
Performance Unit
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense	$ 20
Weighted average period over which unrecognized compensation expense will be recognized (in years)	1 year 10 months 24 days
Performance period for performance units and shares (in years)	3 years
Minimum performance multiple at the completion of the performance period (as a percent)	0.00%
Maximum performance multiple at the completion of the performance period (as a percent)	200.00%
Maximum performance multiple at the completion of the performance period if TSR is negative (as a percent)	100.00%
Stock-based compensation expense	$ 2	$ 4
Performance Unit | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Modifier applied to performance based multiple	(70.00%)
Performance Unit | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Modifier applied to performance based multiple	70.00%