Accrued Expenses and Other Liabilities (Schedule of Accrued Expenses and Other Liabilities) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accounts Payable and Accrued Liabilities [Abstract]
Unfunded commitments for investment in qualified affordable housing projects	$ 724	$ 525
Accounts payable	584	602
Employee compensation and benefits	512	316
Deferred revenue	176	104
Operating lease liabilities	175	187
Reserves for insurance losses and loss adjustment expenses	122	129	$ 122	$ 134
Fair value of derivative contracts in payable position	62	33
Net deferred tax liabilities	10	92
Cash collateral received from counterparties	5	6
Other liabilities	383	440
Total accrued expenses and other liabilities	$ 2,753	$ 2,434
Operating lease, liability, statement of financial position [Extensible List]	Total accrued expenses and other liabilities	Total accrued expenses and other liabilities