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Share-Based Payments (Narrative) (Details) - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of authorized shares of common stock for share-based payment arrangements (in shares)	41
Total unrecognized compensation cost related to nonvested share-based payment arrangements granted	$ 584
Weighted-average period to recognize the cost (years) - nonvested units	1 year 10 months 20 days
Total fair value of shares vested during the year - nonvested units	$ 464	$ 452	$ 592
Performance stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Restricted Stock \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	10 years
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years