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Fair Value Measurements - Summary of Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Not Designated    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives - not designated $ 313 $ 74
Derivatives 72 173
Recurring basis    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 35 31
Total assets at fair value 348 105
Total liabilities at fair value 72 173
Recurring basis | Not Designated    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives - not designated 313 74
Derivatives 72 173
Recurring basis | Level 1    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 35 31
Total assets at fair value 320 68
Total liabilities at fair value 24 58
Recurring basis | Level 1 | Not Designated    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives - not designated 285 37
Derivatives 24 58
Recurring basis | Level 2    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 0 0
Total assets at fair value 28 37
Total liabilities at fair value 48 115
Recurring basis | Level 2 | Not Designated    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives - not designated 28 37
Derivatives 48 115
Recurring basis | Level 3    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 0 0
Total assets at fair value 0 0
Total liabilities at fair value 0 0
Recurring basis | Level 3 | Not Designated    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Derivatives - not designated 0 0
Derivatives $ 0 $ 0