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v3.23.1

Fair Value Measurements, Financial Instruments (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Financial liabilities: |  |
Debt (excluding finance lease obligations), at carrying amount | $ 9,037 | $ 9,241
Fair Value, Inputs, Level 2 [Member] |  |
Financial liabilities: |  |
Debt (excluding finance lease obligations), at fair value | $ 8,862 | $ 8,902

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