Stockholders' Equity (Schedule of Treasury Stock) (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended			215 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2025
Stockholders' Equity Note [Abstract]
Shares repurchased	0	0	0	69,324,429
Average purchase price per share				$ 83.71
Amount spent on repurchased shares (in $ millions)				$ 5,803
Share repurchase plan, authorized repurchase amount	$ 6,866			$ 6,866