Derivative Financial Instruments and Risk Management (Details 5) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Gross Amount of Recognized Assets	$ 208	$ 85
Gross Amounts Offset	0	0
Net Amount of Assets	208	85
Gross Amounts Not Offset	(67)	(57)
Net Amount	141	28
Gross Amount of Recognized Liabilities	(83)	(260)
Gross Amounts Offset	0	0
Net Amount of Liabilities	(83)	(260)
Gross Amounts Not Offset	67	57
Net Amount	$ (16)	$ (203)