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Estimates (Components Of Intangibles And Other Assets) (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Gross Carrying Amount | $ 9,538 | $ 8,324
Accumulated Amortization | (3,299) | (2,909)
Customer relationships, contracts and agreements (3 to 46 years) |  |
Gross Carrying Amount | 9,098 | 7,884
Accumulated Amortization | (3,196) | (2,807)
Patents (10 years) |  |
Gross Carrying Amount | 48 | 48
Accumulated Amortization | (48) | (48)
Trade names (20 years) |  |
Gross Carrying Amount | 66 | 66
Accumulated Amortization | (44) | (41)
Other (5 to 20 years) |  |
Gross Carrying Amount | 12 | 12
Accumulated Amortization | (11) | (13)
Total Amortizable Intangible Assets [Member] |  |
Gross Carrying Amount | 9,224 | 8,010
Accumulated Amortization | (3,299) | (2,909)
Trademarks [Member] |  |
Gross Carrying Amount | 302 | 302
Accumulated Amortization | 0 | 0
Other |  |
Gross Carrying Amount | 12 | 12
Accumulated Amortization | 0 | 0
Non-amortizable intangible assets [Member] |  |
Gross Carrying Amount | 314 | 314
Accumulated Amortization | $ 0 | $ 0

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