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Net Interest and Other Financial Costs (Detail) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Other Income and Expenses [Abstract] |  |  |  |  |
Interest income |  | $ (18) | $ (2) | $ (23) | $ (3)
Interest expense |  | 324 | 337 | 634 | 688
Interest capitalized |  | (25) | (19) | (48) | (36)
Pension and other postretirement non-service costs | [1] | 32 | 56 | 11 | 56
Other financial costs (credits) |  | (1) | 0 | 0 | 20
Net interest and other financial costs |  | $ 312 | $ 372 | $ 574 | $ 725
[1] | See Note 22.

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