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Fair Value Measurements (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Fair value of assets and liabilities    
Long-term debt $ 1,733 $ 1,957
Fair Value, Recurring    
Fair value of assets and liabilities    
Marketable Securities 3 12
Derivative assets 60 74
Derivative liabilities 64 32
Long-term debt 1,733 1,957
Fair Value, Recurring | Level 1    
Fair value of assets and liabilities    
Marketable Securities 3 12
Derivative assets 49 49
Derivative liabilities 51 22
Long-term debt 0 0
Fair Value, Recurring | Level 2    
Fair value of assets and liabilities    
Marketable Securities 0 0
Derivative assets 11 25
Derivative liabilities 13 10
Long-term debt 1,733 1,957
Fair Value, Recurring | Level 3    
Fair value of assets and liabilities    
Marketable Securities 0 0
Derivative assets 0 0
Derivative liabilities 0 0
Long-term debt $ 0 $ 0