v3.19.3.a.u2
Business Segment Information (Schedule Of Financial Information By Reportable Segment) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Segment Reporting Information [Line Items]      
Total Noninterest Income $ 2,116 $ 2,019 $ 1,962
Non-interest expense 3,489 3,570 3,491
Income from continuing operations before income taxes 1,985 1,955 1,860
Income tax expense (benefit) 403 387 619
Corporate Bank [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 1,436 1,374 1,422
Provision (credit) for loan losses 179 175 258
Total Noninterest Income 539 546 498
Non-interest expense 931 916 860
Income from continuing operations before income taxes 865 829 802
Income tax expense (benefit) 215 207 305
Net income (loss) 650 622 497
Average assets 53,867 51,530 51,680
Consumer Bank [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 2,329 2,209 2,141
Provision (credit) for loan losses 338 317 297
Total Noninterest Income 1,214 1,144 1,118
Non-interest expense 2,055 2,046 2,049
Income from continuing operations before income taxes 1,150 990 913
Income tax expense (benefit) 287 248 347
Net income (loss) 863 742 566
Average assets 35,045 35,066 34,938
Wealth Management [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 179 193 190
Provision (credit) for loan losses 15 16 20
Total Noninterest Income 332 316 302
Non-interest expense 348 345 333
Income from continuing operations before income taxes 148 148 139
Income tax expense (benefit) 38 36 53
Net income (loss) 110 112 86
Average assets 2,183 2,287 2,459
Other [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) (199) (41) (214)
Provision (credit) for loan losses (145) (279) (425)
Total Noninterest Income 31 13 44
Non-interest expense 155 263 249
Income from continuing operations before income taxes (178) (12) 6
Income tax expense (benefit) (137) (104) (86)
Net income (loss) (41) 92 92
Average assets 34,015 34,415 34,739
Continuing Operations [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 3,745 3,735 3,539
Provision (credit) for loan losses 387 229 150
Total Noninterest Income 2,116 2,019 1,962
Non-interest expense 3,489 3,570 3,491
Income from continuing operations before income taxes 1,985 1,955 1,860
Income tax expense (benefit) 403 387 619
Net income (loss) 1,582 1,568 1,241
Average assets 125,110 123,298 123,816
Discontinued Operations [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 0 1 1
Provision (credit) for loan losses 0 0 0
Total Noninterest Income 0 349 146
Non-interest expense 0 79 128
Income from continuing operations before income taxes 0 271 19
Income tax expense (benefit) 0 80 (3)
Net income (loss) 0 191 22
Average assets 0 82 160
Consolidated [Member]      
Segment Reporting Information [Line Items]      
Net interest income and other financing income (loss) 3,745 3,736 3,540
Provision (credit) for loan losses 387 229 150
Total Noninterest Income 2,116 2,368 2,108
Non-interest expense 3,489 3,649 3,619
Income from continuing operations before income taxes 1,985 2,226 1,879
Income tax expense (benefit) 403 467 616
Net income (loss) 1,582 1,759 1,263
Average assets $ 125,110 $ 123,380 $ 123,976