Financial and Derivative Instruments - Effect of Netting Derivative Assets and Liabilities (Details) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Not Designated
Offsetting Assets [Abstract]
Derivative Assets, Gross Amount Recognized	$ 4,320	$ 1,684
Derivative Assets, Gross Amounts Offset	4,250	1,371
Derivative Assets, Net Amounts Presented	70	313
Derivative Assets, Gross Amounts Not Offset	0	0
Derivative Assets, Net Amounts Presented	70	313
Offsetting Liabilities [Abstract]
Derivative Liabilities, Gross Amount Recognized	4,748	1,443
Derivative Liabilities, Gross Amounts Offset	4,250	1,371
Derivative Liabilities, Net Amounts Presented	498	72
Derivative Liabilities, Gross Amounts Not Offset	10	0
Derivative Liabilities, Net Amounts Presented	488	$ 72
Designated
Offsetting Assets [Abstract]
Derivative Assets, Gross Amount Recognized	35
Derivative Assets, Gross Amounts Offset	33
Derivative Assets, Net Amounts Presented	2
Derivative Assets, Gross Amounts Not Offset	0
Derivative Assets, Net Amounts Presented	2
Offsetting Liabilities [Abstract]
Derivative Liabilities, Gross Amount Recognized	33
Derivative Liabilities, Gross Amounts Offset	33
Derivative Liabilities, Net Amounts Presented	0
Derivative Liabilities, Gross Amounts Not Offset	0
Derivative Liabilities, Net Amounts Presented	$ 0