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Derivative Financial Instruments - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Derivative [Line Items]          
Derivative, notional amount $ 2,900,000,000   $ 2,900,000,000   $ 2,900,000,000
Discontinuances of cash flow hedges $ 0 $ 0 $ 0 $ 0  
Maximum          
Derivative [Line Items]          
Maturities of derivative instruments 18 months        
Time estimate for gains (losses) to be reclassified from AOCI to product sales 12 months