Derivatives (Cash Flow Hedges) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) on Discontinuation of Cash Flow Hedge Due to Forecasted Transaction Probable of Not Occurring, Net	$ 19	$ 6	$ 21	$ 5
Maximum Length of Time Hedged in Cash Flow Hedge			7 years		7 years
Accumulated Other Comprehensive Income Loss	$ 3,900		$ 3,900		$ 2,100