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Other Comprehensive (Loss) Income (Schedule Of Components Of Comprehensive (Loss) Income) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before tax | $ (194) | $ 61
Other comprehensive income (loss), tax | 20 | (19)
Other comprehensive (loss) income, net of tax | (214) | 80
Foreign currency translation adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, before tax | (244) | 119
Other comprehensive income (loss), before reclassification, tax | 7 | (6)
Other comprehensive income (loss), before reclassification, net of tax | (251) | 125
Reclassification from AOCI, net of tax | 0 | 0
Other comprehensive (loss) income, net of tax | (251) | 125
Net actuarial losses |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Reclassification from AOCI, before Tax | 6 | 5
Reclassification from AOCI, tax | 2 | 2
Reclassification from AOCI, net of tax | 4 | 3
Pension/post-retirement plans gains (losses) |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, net of tax | 33 | (48)
Reclassification from AOCI, before Tax | 6 | 5
Reclassification from AOCI, tax | 2 | 2
Reclassification from AOCI, net of tax | 4 | 3
Other comprehensive income (loss), before tax | 50 | (58)
Other comprehensive income (loss), tax | 13 | (13)
Other comprehensive (loss) income, net of tax | 37 | (45)
Foreign currency translation adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, before tax | 44 | (63)
Other comprehensive income (loss), before reclassification, tax | 11 | (15)
Other comprehensive income (loss), before reclassification, net of tax | $ 33 | $ (48)

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