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Fair Value Measurement - Schedule of Fair Value Hierarchy for Gross Financial Assets and Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity derivatives $ 663 $ 488
Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments in debt securities 1,558 1,551
Commodity derivatives 663 488
Total assets 2,221 2,039
Commodity derivatives 658 480
Contingent consideration 110 145
Total liabilities 768 625
Fair Value, Measurements, Recurring | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments in debt securities 225 261
Commodity derivatives 326 201
Total assets 551 462
Commodity derivatives 404 275
Contingent consideration 0 0
Total liabilities 404 275
Fair Value, Measurements, Recurring | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments in debt securities 1,333 1,290
Commodity derivatives 306 252
Total assets 1,639 1,542
Commodity derivatives 168 160
Contingent consideration 0 0
Total liabilities 168 160
Fair Value, Measurements, Recurring | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Investments in debt securities 0 0
Commodity derivatives 31 35
Total assets 31 35
Commodity derivatives 86 45
Contingent consideration 110 145
Total liabilities $ 196 $ 190