Summary of Significant Accounting Policies and Other Matters - Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Accounting Policies [Abstract]
NET INCOME	$ 2,023	$ 1,820	$ 2,519
Weighted average common shares outstanding – basic (in shares)	357.4	346.0	347.7
Add: Incremental shares attributable to effect of potentially dilutive securities (in shares)	1.3	1.3	1.6
Adjusted weighted average common shares outstanding – diluted (in shares)	358.7	347.3	349.3
Net income per common share — basic (in dollars per share)	$ 5.66	$ 5.26	$ 7.25
Net income per common share — diluted (in dollars per share)	$ 5.64	$ 5.24	$ 7.21