Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Deferred Tax Assets, Gross [Abstract]
Adjustments to securities and hedging transactions	$ 1,066	$ 1,095
Adjustments to loan value	569	822
Tax credit carryforwards	500	960
State and local taxes	305	310
Fixed assets	165	101
U.S. federal tax loss carryforwards	8	428
Other	418	369
Gross deferred tax assets	3,031	4,085
Valuation allowance	(176)	(644)
Deferred tax assets, net of valuation allowance	2,855	3,441
Deferred tax liabilities
Lease transactions	1,134	1,831
Deferred acquisition costs	387	394
Other	121	145
Gross deferred tax liabilities	1,642	2,370
Net deferred tax assets	1,213	1,071
Deferred tax asset	808	1,000
Release of valuation allowance	468
Net deferred tax assets	1,224	1,087
Net deferred tax liabilities	10	$ 16
Foreign Tax Credit Carryforwards
Deferred tax liabilities
Release of valuation allowance	359
Tax Planning Strategy
Deferred tax liabilities
Release of valuation allowance	$ 109