Income Taxes Income Taxes (Schedule of Effective Tax Rate Reconciliation) (Details) - USD ($) $ in Millions	3 Months Ended		12 Months Ended
	Dec. 31, 2024	Jun. 30, 2024	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Amount
Income tax provision computed at U.S. federal statutory tax rate			$ (256)	$ (212)	$ 243
State income taxes, net of federal benefit				12	(8)
Change in valuation allowance				370	(150)
Equity income and dividends				(41)	(27)
(Income) expense not resulting in tax impact, net	$ 319			327	(9)
U.S. tax effect of foreign earnings and dividends				184	384
Foreign tax credits				(137)	(73)
Legislative changes				(6)	(44)
Other, net				(11)	(164)
Income tax provision (benefit)			(90)	507	(795)
Asset transfers between wholly-owned foreign affiliates				87	(839)
Foreign tax rate differential				$ (66)	$ (108)
Changes in unrecognized tax benefits			$ (50)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Income tax provision computed at U.S. federal statutory tax rate			21.00%
Effective Income Tax Rate Reconciliation, Percent			7.40%	(49.80%)	(68.50%)
Changes in unrecognized tax benefits			4.10%
UNITED STATES
Amount
State income taxes, net of federal benefit			$ (9)
Change in valuation allowance			39
Tax credits			(3)
Goodwill impairment losses			239
Other			10
Total Nontaxable or nondeductible items			249
Subpart F			43
Global intangible low-taxed income			21
Other			11
Total Effect of cross-border tax laws			75
Other, net			(3)
Income tax provision (benefit)			$ 348
Effective Income Tax Rate Reconciliation, Percent [Abstract]
State and local income tax, net of federal income tax effect			0.70%
Changes in valuation allowances			(3.20%)
Tax credits			0.20%
Goodwill impairment losses			(19.60%)
Other			(0.80%)
Total Nontaxable or nondeductible items			(20.40%)
Subpart F			(3.50%)
Global intangible low-taxed income			(1.70%)
Other			(0.90%)
Total Effect of cross-border tax laws			(6.10%)
Other, net			0.30%
Effective Income Tax Rate Reconciliation, Percent			(28.50%)
China
Amount
Change in valuation allowance			$ 25
Other, net			$ 8
Asset transfers between wholly-owned foreign affiliates		$ 87
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Changes in valuation allowances			(2.00%)
Other, net			(0.70%)
CYPRUS
Amount
Total Nontaxable or nondeductible items			$ (45)
Other, net			$ (10)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Total Nontaxable or nondeductible items			3.70%
Other, net			0.80%
Germany
Amount
Other, net			$ (1)
Asset transfers between wholly-owned foreign affiliates			(72)
Trade taxes			$ (47)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Other, net			0.10%
Asset transfers between wholly-owned foreign affiliates			5.90%
Trade taxes			3.90%
HONG KONG
Amount
Other, net			$ (2)
Dividends			$ (25)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Other, net			0.20%
Dividends			2.00%
Mexico
Amount
Foreign tax rate differential			$ (7)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Foreign tax rate differential			0.60%
The Netherlands
Amount
Change in valuation allowance			$ (15)
Other, net			$ 18
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Changes in valuation allowances			1.20%
Other, net			(1.50%)
SWITZERLAND
Amount
Other			$ (42)
Other, net			19
Asset transfers between wholly-owned foreign affiliates			33
Foreign tax rate differential			41
Asset and investment impairment			(10)
Cantonal taxes			$ 18
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Other			3.40%
Other, net			(1.50%)
Asset transfers between wholly-owned foreign affiliates			(2.70%)
Foreign tax rate differential			(3.40%)
Asset and investment impairment			0.80%
Cantonal taxes			(1.50%)
Other foreign jurisdictions
Amount
Foreign tax rate differential			$ (18)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Foreign tax rate differential			1.50%
Foreign Tax Jurisdiction
Amount
Income tax provision (benefit)			$ (132)
Effective Income Tax Rate Reconciliation, Percent [Abstract]
Effective Income Tax Rate Reconciliation, Percent			10.80%