v3.19.3.a.u2
Income Taxes (Summary Of Significant Components Of Deferred Tax Assets And Liabilities) (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Deferred Tax Assets [Abstract]    
Allowance for loan losses $ 231 $ 226
Deferred tax asset, right of use liability 124 0
State net operating carryforwards, net of federal tax effect 50 73
Unrealized losses included in stockholders' equity 30 325
Accrued expenses 30 48
Federal tax credit carryforwards 12 14
Other 16 21
Total deferred tax assets 493 707
Deferred Tax Assets, Valuation Allowance (32) (30)
Total deferred tax assets less valuation allowance 461 677
Deferred Tax Liabilities [Abstract]    
Lease financing 354 330
Deferred Tax Liabilities, Right of use asset 115 0
Goodwill and intangibles 92 94
Employee benefits and deferred compensation 90 82
Mortgage servicing rights 61 73
Fixed assets 42 41
Other 35 37
Total deferred tax liabilities 789 657
Deferred Tax Liabilities, Net $ (328)  
Net deferred tax asset   $ 20