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Other Comprehensive (Loss) Income (Schedule Of Components Of Comprehensive (Loss) Income) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before tax | $ 61 | $ (83)
Other comprehensive income (loss), tax | (19) | 21
Other comprehensive income (loss), net of tax | 80 | (104)
Foreign currency translation adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, before tax | 119 | (169)
Other comprehensive income (loss), before reclassification, tax | (6) | 0
Other comprehensive income (loss), before reclassification, net of tax | 125 | (169)
Reclassification from AOCI, net of tax | 0 | 0
Other comprehensive income (loss), net of tax | 125 | (169)
Pension and post-retirement plans gains (losses) |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, net of tax | (48) | 35
Reclassification from AOCI, before Tax | 5 | 39
Reclassification from AOCI, tax | 2 | 9
Reclassification from AOCI, net of tax | 3 | 30
Other comprehensive income (loss), before tax | (58) | 86
Other comprehensive income (loss), tax | (13) | 21
Other comprehensive income (loss), net of tax | (45) | 65
Net actuarial losses |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Reclassification from AOCI, before Tax | 5 | 39
Reclassification from AOCI, tax | 2 | 9
Reclassification from AOCI, net of tax | 3 | 30
Foreign currency translation adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, before tax | (63) | 65
Other comprehensive income (loss), before reclassification, tax | (15) | 16
Other comprehensive income (loss), before reclassification, net of tax | (48) | 49
Other adjustments |  |
Accumulated Other Comprehensive Income (Loss) [Line Items] |  |
Other comprehensive income (loss), before reclassification, before tax | 0 | (18)
Other comprehensive income (loss), before reclassification, tax | 0 | (4)
Other comprehensive income (loss), before reclassification, net of tax | $ 0 | $ (14)

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