Stockholders' Equity - Rollforward (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	94,479
Beginning balance	$ 12,489	$ 11,506
Treasury stock beginning balance (in shares)	(151)
Net income	$ 231	259
Other comprehensive income (loss)	(208)	104
Issuance of common stock and release of treasury stock for employee equity awards	48	44
Dividend distribution on common stock	(402)	(319)
Settlement of accrued dividends on vested equity awards	(1)
Accrued dividends on unvested equity awards	1
Accrued dividends on unvested equity awards		(2)
Stock-based compensation, net of estimated forfeitures	$ 141	136
Ending balance (in shares)	94,904
Ending balance	$ 12,299	$ 12,029
Treasury stock ending balance (in shares)	(133)
Dividend distribution on common stock (in dollars per share)	$ 4.26	$ 3.41
ATM Program
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under ATM Program		$ 301
Common Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance (in shares)	94,630	92,814
Beginning balance	$ 0	$ 0
Issuance of common stock and release of treasury stock for employee equity awards (in shares)	407	420
Ending balance (in shares)	95,037	93,692
Ending balance	$ 0	$ 0
Common Stock | ATM Program
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under ATM Program (in shares)		458
Treasury Stock
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ (56)	$ (72)
Treasury stock beginning balance (in shares)	(151)	(193)
Issuance of common stock and release of treasury stock for employee equity awards (in shares)	18	16
Issuance of common stock and release of treasury stock for employee equity awards	$ 6	$ 6
Ending balance	$ (50)	$ (66)
Treasury stock ending balance (in shares)	(133)	(177)
Additional Paid-in Capital
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	$ 18,596	$ 17,320
Issuance of common stock and release of treasury stock for employee equity awards	42	38
Stock-based compensation, net of estimated forfeitures	141	136
Ending balance	18,779	17,795
Additional Paid-in Capital | ATM Program
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock under ATM Program		301
Accumulated Dividends
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(8,695)	(7,318)
Dividend distribution on common stock	(402)	(319)
Settlement of accrued dividends on vested equity awards	(1)
Accrued dividends on unvested equity awards	1
Accrued dividends on unvested equity awards		(2)
Ending balance	(9,097)	(7,639)
AOCI (Loss)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	(1,290)	(1,389)
Other comprehensive income (loss)	(208)	104
Ending balance	(1,498)	(1,285)
Retained Earnings
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Beginning balance	3,934	2,965
Net income	231	259
Ending balance	$ 4,165	$ 3,224