Pension And Other Postretirement Benefits (Expected Contribution Pension Benefits And Other Postretirement Benefits) (Details) $ in Millions	Dec. 31, 2025 USD ($)
Gross Other Post Retirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Benefits payments expected in 2026	$ 350
Benefits payments expected in 2027	347
Benefits payments expected in 2028	346
Benefits payments expected in 2029	346
Benefits payments expected in 2030	348
Benefits payments expected in 2031-2035	1,775
Other Postretirement Benefits Medicare Subsidy Receipt
Defined Benefit Plan Disclosure [Line Items]
Benefits payments expected in 2026	1
Benefits payments expected in 2027	1
Benefits payments expected in 2028	1
Benefits payments expected in 2029	1
Benefits payments expected in 2030	1
Benefit payments expected in 2031-2035	3
Pension Benefits - U.S.
Defined Benefit Plan Disclosure [Line Items]
Contributions expected in 2026	0
Benefits payments expected in 2026	1,024
Benefits payments expected in 2027	1,017
Benefits payments expected in 2028	1,049
Benefits payments expected in 2029	1,053
Benefits payments expected in 2030	1,060
Benefits payments expected in 2031-2035	5,701
Pension Benefits - Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Contributions expected in 2026	306
Benefits payments expected in 2026	1,107
Benefits payments expected in 2027	1,121
Benefits payments expected in 2028	1,135
Benefits payments expected in 2029	1,149
Benefits payments expected in 2030	1,149
Benefits payments expected in 2031-2035	$ 5,759

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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