CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Millions	Total	Class B common stock	Common stock	Common stock Class B common stock	Additional paid-in capital	Treasury stock - Common and Class B	Retained earnings (deficit)	Accumulated other comprehensive income (loss)	Non-redeemable non-controlling interest
Beginning balance (in shares) at Dec. 31, 2023			282,148,576	12,799,999
Beginning balance at Dec. 31, 2023	$ 2,786		$ 0	$ 0	$ 15,398	$ (13,023)	$ (632)	$ (209)	$ 1,252
Treasury stock, beginning balance (in shares) at Dec. 31, 2023						157,902,985
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	923						935		(12)
Other comprehensive income (loss), net of taxes	16							15	1
Proceeds from exercise of equity instruments and employee stock purchase plans (in shares)			4,288,407
Proceeds from exercise of equity instruments and employee stock purchase plans	77				77
Withholding taxes for stock options	(2)				(2)
Treasury stock activity related to vesting of equity instruments (in shares)						1,294,581
Treasury stock activity related to vesting of equity instruments	(162)					$ (162)
Common stock repurchases (in shares)						11,199,638
Common stock repurchases	(1,479)					$ (1,479)
Other changes in ownership of non-controlling interests	4				1				3
Stock-based compensation expense	416				416
Other	(13)					(13)
Ending balance (in shares) at Sep. 30, 2024			286,436,983	12,799,999
Ending balance at Sep. 30, 2024	2,566		$ 0	$ 0	15,890	$ (14,677)	303	(194)	1,244
Treasury stock, ending balance (in shares) at Sep. 30, 2024						170,397,204
Beginning balance (in shares) at Jun. 30, 2024			284,861,071	12,799,999
Beginning balance at Jun. 30, 2024	2,126		$ 0	$ 0	15,697	$ (14,204)	(381)	(223)	1,237
Treasury stock, beginning balance (in shares) at Jun. 30, 2024						166,856,537
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	684						684
Other comprehensive income (loss), net of taxes	33							29	4
Proceeds from exercise of equity instruments and employee stock purchase plans (in shares)			1,575,912
Proceeds from exercise of equity instruments and employee stock purchase plans	29				29
Treasury stock activity related to vesting of equity instruments (in shares)						475,109
Treasury stock activity related to vesting of equity instruments	(62)					$ (62)
Common stock repurchases (in shares)						3,065,558
Common stock repurchases	(407)					$ (407)
Other changes in ownership of non-controlling interests	2				(1)				3
Stock-based compensation expense	165				165
Other	(4)					(4)
Ending balance (in shares) at Sep. 30, 2024			286,436,983	12,799,999
Ending balance at Sep. 30, 2024	$ 2,566		$ 0	$ 0	15,890	$ (14,677)	303	(194)	1,244
Treasury stock, ending balance (in shares) at Sep. 30, 2024						170,397,204
Beginning balance (in shares) at Dec. 31, 2024	123,271,000	5,523,000	287,508,795	12,799,999
Beginning balance at Dec. 31, 2024	$ 2,799		$ 0	$ 0	16,043	$ (14,856)	602	(232)	1,242
Treasury stock, beginning balance (in shares) at Dec. 31, 2024	171,515,000	7,300,000				171,514,683
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 1,089						1,089
Other comprehensive income (loss), net of taxes	48							38	10
Payment of dividends to stockholders (declared at $0.40 per share and $0.80 per share)	(151)						(151)
Proceeds from exercise of equity instruments and employee stock purchase plans (in shares)			3,067,945
Proceeds from exercise of equity instruments and employee stock purchase plans	50				50
Withholding taxes for stock options	(6)				(6)
Treasury stock activity related to vesting of equity instruments (in shares)						962,393
Treasury stock activity related to vesting of equity instruments	$ (185)					$ (185)
Common stock repurchases (in shares)	7,900,000					7,861,885
Common stock repurchases	$ (1,408)					$ (1,408)
Other changes in ownership of non-controlling interests	5				1				4
Stock-based compensation expense	361				361
Other	$ (9)					(9)
Ending balance (in shares) at Sep. 30, 2025	117,514,000	5,523,000	290,576,740	12,799,999
Ending balance at Sep. 30, 2025	$ 2,593		$ 0	$ 0	16,449	$ (16,458)	1,540	(194)	1,256
Treasury stock, ending balance (in shares) at Sep. 30, 2025	180,339,000	7,300,000				180,338,961
Beginning balance (in shares) at Jun. 30, 2025			289,349,500	12,799,999
Beginning balance at Jun. 30, 2025	$ 2,086		$ 0	$ 0	16,317	$ (15,924)	630	(187)	1,250
Treasury stock, beginning balance (in shares) at Jun. 30, 2025						177,657,257
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	964						959		5
Other comprehensive income (loss), net of taxes	(7)							(7)
Payment of dividends to stockholders (declared at $0.40 per share and $0.80 per share)	(49)						(49)
Proceeds from exercise of equity instruments and employee stock purchase plans (in shares)			1,227,240
Proceeds from exercise of equity instruments and employee stock purchase plans	25				25
Withholding taxes for stock options	(6)				(6)
Treasury stock activity related to vesting of equity instruments (in shares)						386,227
Treasury stock activity related to vesting of equity instruments	(80)					$ (80)
Common stock repurchases (in shares)						2,295,477
Common stock repurchases	(451)					$ (451)
Other changes in ownership of non-controlling interests	1								1
Stock-based compensation expense	113				113
Other	$ (3)					(3)
Ending balance (in shares) at Sep. 30, 2025	117,514,000	5,523,000	290,576,740	12,799,999
Ending balance at Sep. 30, 2025	$ 2,593		$ 0	$ 0	$ 16,449	$ (16,458)	$ 1,540	$ (194)	$ 1,256
Treasury stock, ending balance (in shares) at Sep. 30, 2025	180,339,000	7,300,000				180,338,961