v3.20.4
Income Taxes (Summary Of Significant Components Of Deferred Tax Assets And Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2020
Dec. 31, 2019
Deferred Tax Assets [Abstract]    
Allowance for loan losses $ 573 $ 231
Deferred tax asset, right of use liability 137 124
State net operating carryforwards, net of federal tax effect 58 50
Unrealized losses included in stockholders' equity 0 30
Accrued expenses 35 30
Federal tax credit carryforwards 0 12
Other 13 16
Total deferred tax assets 816 493
Deferred Tax Assets, Valuation Allowance (31) (32)
Total deferred tax assets less valuation allowance 785 461
Deferred Tax Liabilities [Abstract]    
unrealized gains included in shareholder's equity' deferred tax liability 444 0
Lease financing 413 354
Deferred Tax Liabilities, Right of use asset 128 115
Goodwill and intangibles 106 92
Employee benefits and deferred compensation 54 90
Fixed assets 54 42
Mortgage servicing rights 45 61
Other 46 35
Total deferred tax liabilities 1,290 789
Deferred Tax Liabilities, Net (505) (328)
Income Tax Contingency [Line Items]    
State net operating carryforwards, net of federal tax effect $ 58 $ 50