CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Total	Common Stock	Additional Paid In Capital	Accumulated Other Comprehensive Loss	Retained Earnings	Common Stock Held In Treasury
Beginning balance at Dec. 31, 2023	$ 28,090	$ 206	$ 6,166	$ (9)	$ 22,634	$ (907)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	5,152				5,152
Common Stock Dividends Declared	(1,555)				(1,555)
Other Comprehensive (Loss) Income	0
Treasury Stock Repurchased	(2,218)					(2,218)
Change in Treasury Stock - Stock Compensation Plans, Net	(43)		(32)			(11)
Restricted Stock and Restricted Stock Units, Net	0		(224)			224
Stock-Based Compensation Expenses	148		148			0
Ending balance at Sep. 30, 2024	29,574	206	6,058	(9)	26,231	(2,912)
Beginning balance at Jun. 30, 2024	29,159	206	6,219	(8)	25,071	(2,329)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,673				1,673
Common Stock Dividends Declared	(513)				(513)
Other Comprehensive (Loss) Income	(1)			(1)
Treasury Stock Repurchased	(765)					(765)
Change in Treasury Stock - Stock Compensation Plans, Net	(37)		(11)			(26)
Restricted Stock and Restricted Stock Units, Net	0		(208)			208
Stock-Based Compensation Expenses	58		58
Ending balance at Sep. 30, 2024	29,574	206	6,058	(9)	26,231	(2,912)
Beginning balance at Dec. 31, 2024	29,351	206	6,090	(4)	26,941	(3,882)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	4,279				4,279
Common Stock Dividends Declared	(1,617)				(1,617)
Other Comprehensive (Loss) Income	(1)			(1)
Treasury Stock Repurchased	(1,845)					(1,845)
Change in Treasury Stock - Stock Compensation Plans, Net	(38)		(6)			(32)
Restricted Stock and Restricted Stock Units, Net	0		(262)			262
Stock-Based Compensation Expenses	156		156			0
Ending balance at Sep. 30, 2025	30,285	206	5,978	(5)	29,603	(5,497)
Beginning balance at Jun. 30, 2025	29,238	206	6,153	(7)	28,131	(5,245)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	1,471				1,471
Common Stock Dividends Declared	1				1
Other Comprehensive (Loss) Income	2			2
Treasury Stock Repurchased	(442)					(442)
Change in Treasury Stock - Stock Compensation Plans, Net	(38)		(2)			(36)
Restricted Stock and Restricted Stock Units, Net	0		(226)			226
Stock-Based Compensation Expenses	53		53
Ending balance at Sep. 30, 2025	$ 30,285	$ 206	$ 5,978	$ (5)	$ 29,603	$ (5,497)