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Allowance for Credit Losses (Financing Receivables Credit Quality Indicators) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year $ 16,042 $ 23,458
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 20,029 17,466
Financing Receivable, Originated Two Years before Latest Fiscal Year 14,395 11,572
Financing Receivable, Originated Three Years before Latest Fiscal Year 9,423 5,528
Financing Receivable, Originated Four Years before Latest Fiscal Year 3,650 3,108
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 8,728 8,670
Financing Receivable, Revolving 25,943 26,792
Financing Receivable, Revolving Converted to Amortizing 77 82
Financing Receivable, Unallocated 92 333
Loans, net of unearned income 98,379 97,009
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 72  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 114  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 87  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 45  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 43  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 62  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 67  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 490  
Commercial And Industrial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 8,628 12,376
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 9,623 7,456
Financing Receivable, Originated Two Years before Latest Fiscal Year 5,449 3,397
Financing Receivable, Originated Three Years before Latest Fiscal Year 2,479 2,393
Financing Receivable, Originated Four Years before Latest Fiscal Year 1,429 1,147
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 3,313 3,307
Financing Receivable, Revolving 19,891 20,516
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 53 313
Loans, net of unearned income 50,865 50,905
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 12  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 57  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 55  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 28  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 15  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 16  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 12  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 195  
Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 827 1,076
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 1,004 1,225
Financing Receivable, Originated Two Years before Latest Fiscal Year 1,063 991
Financing Receivable, Originated Three Years before Latest Fiscal Year 700 525
Financing Receivable, Originated Four Years before Latest Fiscal Year 361 544
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 846 655
Financing Receivable, Revolving 91 92
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (5) (5)
Loans, net of unearned income 4,887 5,103
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 1  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 1  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 2  
Commercial Real Estate Construction - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 91 117
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 61 79
Financing Receivable, Originated Two Years before Latest Fiscal Year 44 25
Financing Receivable, Originated Three Years before Latest Fiscal Year 27 16
Financing Receivable, Originated Four Years before Latest Fiscal Year 11 17
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 44 43
Financing Receivable, Revolving 3 1
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 281 298
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 0  
Commercial Investor Real Estate Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,632 2,720
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 2,088 1,396
Financing Receivable, Originated Two Years before Latest Fiscal Year 1,224 708
Financing Receivable, Originated Three Years before Latest Fiscal Year 614 622
Financing Receivable, Originated Four Years before Latest Fiscal Year 405 325
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 141 101
Financing Receivable, Revolving 505 528
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (4) (7)
Loans, net of unearned income 6,605 6,393
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 0  
Commercial Investor Real Estate Construction [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 256 486
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 983 454
Financing Receivable, Originated Two Years before Latest Fiscal Year 280 222
Financing Receivable, Originated Three Years before Latest Fiscal Year 26 112
Financing Receivable, Originated Four Years before Latest Fiscal Year 2 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 1 1
Financing Receivable, Revolving 712 727
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (15) (16)
Loans, net of unearned income 2,245 1,986
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 0  
Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 2,305 3,059
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 3,420 5,187
Financing Receivable, Originated Two Years before Latest Fiscal Year 5,037 5,331
Financing Receivable, Originated Three Years before Latest Fiscal Year 4,890 1,100
Financing Receivable, Originated Four Years before Latest Fiscal Year 975 447
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 3,398 3,517
Financing Receivable, Revolving 1 2
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 181 167
Loans, net of unearned income 20,207 18,810
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 1  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 1  
Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 3,111 3,397
Financing Receivable, Revolving Converted to Amortizing 77 82
Financing Receivable, Unallocated 33 31
Loans, net of unearned income 3,221 3,510
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 3  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 3  
Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 397 548
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 471 567
Financing Receivable, Originated Two Years before Latest Fiscal Year 486 294
Financing Receivable, Originated Three Years before Latest Fiscal Year 243 154
Financing Receivable, Originated Four Years before Latest Fiscal Year 125 140
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 701 769
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 16 17
Loans, net of unearned income 2,439 2,489
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 1  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 1  
Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 1,359 1,264
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (18) (16)
Loans, net of unearned income 1,341 1,248
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 52  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 52  
Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 157
Financing Receivable, Originated Four Years before Latest Fiscal Year 4 262
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 39 149
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 2
Loans, net of unearned income 43 570
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 19  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 31  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 50  
Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,906 3,076
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 2,379 1,102
Financing Receivable, Originated Two Years before Latest Fiscal Year 812 604
Financing Receivable, Originated Three Years before Latest Fiscal Year 444 449
Financing Receivable, Originated Four Years before Latest Fiscal Year 338 226
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 245 128
Financing Receivable, Revolving 270 265
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (149) (153)
Loans, net of unearned income 6,245 5,697
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 59  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 57  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 32  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 17  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 9  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 12  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 186  
Pass [Member] | Commercial And Industrial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 8,272 11,948
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 9,123 7,167
Financing Receivable, Originated Two Years before Latest Fiscal Year 5,267 3,277
Financing Receivable, Originated Three Years before Latest Fiscal Year 2,326 2,297
Financing Receivable, Originated Four Years before Latest Fiscal Year 1,376 1,026
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 3,210 3,283
Financing Receivable, Revolving 18,561 19,599
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 53 313
Loans, net of unearned income 48,188 48,910
Pass [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 799 1,058
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 954 1,175
Financing Receivable, Originated Two Years before Latest Fiscal Year 988 929
Financing Receivable, Originated Three Years before Latest Fiscal Year 658 479
Financing Receivable, Originated Four Years before Latest Fiscal Year 343 519
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 801 626
Financing Receivable, Revolving 76 89
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (5) (5)
Loans, net of unearned income 4,614 4,870
Pass [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 89 115
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 53 79
Financing Receivable, Originated Two Years before Latest Fiscal Year 44 22
Financing Receivable, Originated Three Years before Latest Fiscal Year 24 15
Financing Receivable, Originated Four Years before Latest Fiscal Year 11 15
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 38 38
Financing Receivable, Revolving 3 1
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 262 285
Pass [Member] | Commercial Investor Real Estate Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,130 2,332
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 1,587 1,321
Financing Receivable, Originated Two Years before Latest Fiscal Year 1,135 634
Financing Receivable, Originated Three Years before Latest Fiscal Year 488 466
Financing Receivable, Originated Four Years before Latest Fiscal Year 296 257
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 110 94
Financing Receivable, Revolving 383 490
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (4) (7)
Loans, net of unearned income 5,125 5,587
Pass [Member] | Commercial Investor Real Estate Construction [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 256 458
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 836 402
Financing Receivable, Originated Two Years before Latest Fiscal Year 280 205
Financing Receivable, Originated Three Years before Latest Fiscal Year 26 112
Financing Receivable, Originated Four Years before Latest Fiscal Year 2 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 1 1
Financing Receivable, Revolving 649 722
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (15) (16)
Loans, net of unearned income 2,035 1,884
Special Mention [Member] | Commercial And Industrial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 87 85
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 186 120
Financing Receivable, Originated Two Years before Latest Fiscal Year 71 70
Financing Receivable, Originated Three Years before Latest Fiscal Year 109 30
Financing Receivable, Originated Four Years before Latest Fiscal Year 26 32
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 90 1
Financing Receivable, Revolving 484 282
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 1,053 620
Special Mention [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 21 7
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 13 32
Financing Receivable, Originated Two Years before Latest Fiscal Year 33 17
Financing Receivable, Originated Three Years before Latest Fiscal Year 20 10
Financing Receivable, Originated Four Years before Latest Fiscal Year 7 15
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 13 12
Financing Receivable, Revolving 14 2
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 121 95
Special Mention [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 7 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 2
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 1 0
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 8 2
Special Mention [Member] | Commercial Investor Real Estate Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 269 229
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 247 75
Financing Receivable, Originated Two Years before Latest Fiscal Year 52 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 59 18
Financing Receivable, Originated Four Years before Latest Fiscal Year 30 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 3
Financing Receivable, Revolving 90 38
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 747 363
Special Mention [Member] | Commercial Investor Real Estate Construction [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 25
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 122 52
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 59 5
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 181 82
Substandard [Member] | Commercial And Industrial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 141 248
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 212 114
Financing Receivable, Originated Two Years before Latest Fiscal Year 74 39
Financing Receivable, Originated Three Years before Latest Fiscal Year 38 57
Financing Receivable, Originated Four Years before Latest Fiscal Year 7 53
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 3 17
Financing Receivable, Revolving 678 500
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 1,153 1,028
Substandard [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 3 10
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 34 16
Financing Receivable, Originated Two Years before Latest Fiscal Year 32 36
Financing Receivable, Originated Three Years before Latest Fiscal Year 14 35
Financing Receivable, Originated Four Years before Latest Fiscal Year 8 5
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 24 6
Financing Receivable, Revolving 1 1
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 116 109
Substandard [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 2
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 1 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 2
Financing Receivable, Originated Three Years before Latest Fiscal Year 1 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 1 1
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 3 5
Substandard [Member] | Commercial Investor Real Estate Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 134 107
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 197 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 74
Financing Receivable, Originated Three Years before Latest Fiscal Year 67 138
Financing Receivable, Originated Four Years before Latest Fiscal Year 67 68
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 3 3
Financing Receivable, Revolving 32 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 500 390
Substandard [Member] | Commercial Investor Real Estate Construction [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 3
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 25 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 17
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 4 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 29 20
Non-Accrual [Member] | Commercial And Industrial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 128 95
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 102 55
Financing Receivable, Originated Two Years before Latest Fiscal Year 37 11
Financing Receivable, Originated Three Years before Latest Fiscal Year 6 9
Financing Receivable, Originated Four Years before Latest Fiscal Year 20 36
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 10 6
Financing Receivable, Revolving 168 135
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 471 347
Non-Accrual [Member] | Commercial Real Estate Mortgage - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 4 1
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 3 2
Financing Receivable, Originated Two Years before Latest Fiscal Year 10 9
Financing Receivable, Originated Three Years before Latest Fiscal Year 8 1
Financing Receivable, Originated Four Years before Latest Fiscal Year 3 5
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 8 11
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 36 29
Non-Accrual [Member] | Commercial Real Estate Construction - Owner-Occupied [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 2 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 1
Financing Receivable, Originated Three Years before Latest Fiscal Year 2 1
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 4 4
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 8 6
Non-Accrual [Member] | Commercial Investor Real Estate Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 99 52
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 57 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 37 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 12 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 28 1
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 233 53
Non-Accrual [Member] | Commercial Investor Real Estate Construction [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 0 0
Commercial Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 9,546 13,569
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 10,688 8,760
Financing Receivable, Originated Two Years before Latest Fiscal Year 6,556 4,413
Financing Receivable, Originated Three Years before Latest Fiscal Year 3,206 2,934
Financing Receivable, Originated Four Years before Latest Fiscal Year 1,801 1,708
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 4,203 4,005
Financing Receivable, Revolving 19,985 20,609
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 48 308
Loans, net of unearned income 56,033 56,306
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 13  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 57  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 55  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 28  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 15  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 17  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 12  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 197  
Total Investor Real Estate [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,888 3,206
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 3,071 1,850
Financing Receivable, Originated Two Years before Latest Fiscal Year 1,504 930
Financing Receivable, Originated Three Years before Latest Fiscal Year 640 734
Financing Receivable, Originated Four Years before Latest Fiscal Year 407 325
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 142 102
Financing Receivable, Revolving 1,217 1,255
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (19) (23)
Loans, net of unearned income 8,850 8,379
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 0  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 0  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 0  
Consumer Portfolio Segment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 4,608 6,683
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 6,270 6,856
Financing Receivable, Originated Two Years before Latest Fiscal Year 6,335 6,229
Financing Receivable, Originated Three Years before Latest Fiscal Year 5,577 1,860
Financing Receivable, Originated Four Years before Latest Fiscal Year 1,442 1,075
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 4,383 4,563
Financing Receivable, Revolving 4,741 4,928
Financing Receivable, Revolving Converted to Amortizing 77 82
Financing Receivable, Unallocated 63 48
Loans, net of unearned income 33,496 32,324
Financing Receivable, Excluding Accrued Interest, Year One, Originated, Current Fiscal Year, Writeoff 59  
Financing Receivable, Excluding Accrued Interest, Year Two, Originated, Fiscal Year before Current Fiscal Year 57  
Financing Receivable, Excluding Accrued Interest, Year Three, Originated, Two Years before Current Fiscal Year, Writeoff 32  
Financing Receivable, Excluding Accrued Interest, Year Four, Originated, Three Years before Current Fiscal Year, Writeoff 17  
Financing Receivable, Excluding Accrued Interest, Year Five, Originated, Four Years before Current Fiscal Year, Writeoff 28  
Financing Receivable, Excluding Accrued Interest, Originated, More than Five Years before Current Fiscal Year, Writeoff 45  
Financing Receivable, Excluding Accrued Interest, Revolving, Writeoff 55  
Financing Receivable, Excluding Accrued Interest, Revolving, Converted to Term Loan, Writeoff 0  
Gross charge-offs, Unallocated 0  
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff 293  
FICO Scores, Above 720 [Member] | Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,939 2,485
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 2,863 4,455
Financing Receivable, Originated Two Years before Latest Fiscal Year 4,358 4,765
Financing Receivable, Originated Three Years before Latest Fiscal Year 4,390 899
Financing Receivable, Originated Four Years before Latest Fiscal Year 816 327
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 2,353 2,445
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 16,719 15,376
FICO Scores, Above 720 [Member] | Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 2,399 2,620
Financing Receivable, Revolving Converted to Amortizing 45 47
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 2,444 2,667
FICO Scores, Above 720 [Member] | Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 322 436
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 370 466
Financing Receivable, Originated Two Years before Latest Fiscal Year 397 250
Financing Receivable, Originated Three Years before Latest Fiscal Year 205 117
Financing Receivable, Originated Four Years before Latest Fiscal Year 93 106
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 529 582
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 1,916 1,957
FICO Scores, Above 720 [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 780 719
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 780 719
FICO Scores, Above 720 [Member] | Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 102
Financing Receivable, Originated Four Years before Latest Fiscal Year 2 172
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 22 96
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 24 370
FICO Scores, Above 720 [Member] | Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1,312 2,072
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 1,519 674
Financing Receivable, Originated Two Years before Latest Fiscal Year 501 382
Financing Receivable, Originated Three Years before Latest Fiscal Year 284 215
Financing Receivable, Originated Four Years before Latest Fiscal Year 155 99
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 118 80
Financing Receivable, Revolving 119 119
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 4,008 3,641
FICO Scores, 681-720 [Member] | Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 226 337
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 298 412
Financing Receivable, Originated Two Years before Latest Fiscal Year 355 313
Financing Receivable, Originated Three Years before Latest Fiscal Year 255 83
Financing Receivable, Originated Four Years before Latest Fiscal Year 52 42
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 294 300
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 1,480 1,487
FICO Scores, 681-720 [Member] | Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 346 369
Financing Receivable, Revolving Converted to Amortizing 11 12
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 357 381
FICO Scores, 681-720 [Member] | Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 53 75
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 62 62
Financing Receivable, Originated Two Years before Latest Fiscal Year 49 26
Financing Receivable, Originated Three Years before Latest Fiscal Year 22 17
Financing Receivable, Originated Four Years before Latest Fiscal Year 14 14
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 60 67
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 260 261
FICO Scores, 681-720 [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 254 246
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 254 246
FICO Scores, 681-720 [Member] | Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 30
Financing Receivable, Originated Four Years before Latest Fiscal Year 1 40
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 4 23
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 5 93
FICO Scores, 681-720 [Member] | Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 270 493
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 409 200
Financing Receivable, Originated Two Years before Latest Fiscal Year 136 106
Financing Receivable, Originated Three Years before Latest Fiscal Year 74 50
Financing Receivable, Originated Four Years before Latest Fiscal Year 34 23
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 29 20
Financing Receivable, Revolving 67 66
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 1,019 958
FICO Scores, 620-680 [Member] | Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 86 168
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 153 183
Financing Receivable, Originated Two Years before Latest Fiscal Year 153 129
Financing Receivable, Originated Three Years before Latest Fiscal Year 112 53
Financing Receivable, Originated Four Years before Latest Fiscal Year 43 34
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 270 295
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 817 862
FICO Scores, 620-680 [Member] | Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 184 212
Financing Receivable, Revolving Converted to Amortizing 9 11
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 193 223
FICO Scores, 620-680 [Member] | Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 19 29
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 27 28
Financing Receivable, Originated Two Years before Latest Fiscal Year 23 11
Financing Receivable, Originated Three Years before Latest Fiscal Year 8 12
Financing Receivable, Originated Four Years before Latest Fiscal Year 8 9
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 52 58
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 137 147
FICO Scores, 620-680 [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 210 204
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 210 204
FICO Scores, 620-680 [Member] | Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 17
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 30
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 5 17
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 5 64
FICO Scores, 620-680 [Member] | Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 178 348
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 294 153
Financing Receivable, Originated Two Years before Latest Fiscal Year 103 73
Financing Receivable, Originated Three Years before Latest Fiscal Year 50 34
Financing Receivable, Originated Four Years before Latest Fiscal Year 21 19
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 20 15
Financing Receivable, Revolving 53 55
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 719 697
FICO Scores, Below 620 [Member] | Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 21 42
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 90 92
Financing Receivable, Originated Two Years before Latest Fiscal Year 122 77
Financing Receivable, Originated Three Years before Latest Fiscal Year 87 52
Financing Receivable, Originated Four Years before Latest Fiscal Year 53 40
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 389 379
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 762 682
FICO Scores, Below 620 [Member] | Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 97 99
Financing Receivable, Revolving Converted to Amortizing 7 8
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 104 107
FICO Scores, Below 620 [Member] | Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 2 4
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 8 8
Financing Receivable, Originated Two Years before Latest Fiscal Year 12 4
Financing Receivable, Originated Three Years before Latest Fiscal Year 5 5
Financing Receivable, Originated Four Years before Latest Fiscal Year 7 7
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 35 38
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 69 66
FICO Scores, Below 620 [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 95 86
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 95 86
FICO Scores, Below 620 [Member] | Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 7
Financing Receivable, Originated Four Years before Latest Fiscal Year 1 17
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 7 10
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 8 34
FICO Scores, Below 620 [Member] | Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 52 102
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 147 69
Financing Receivable, Originated Two Years before Latest Fiscal Year 65 38
Financing Receivable, Originated Three Years before Latest Fiscal Year 31 20
Financing Receivable, Originated Four Years before Latest Fiscal Year 14 12
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 13 8
Financing Receivable, Revolving 30 23
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 0
Loans, net of unearned income 352 272
FICO Scores, Data not available [Member] [Member] | Residential First Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 33 27
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 16 45
Financing Receivable, Originated Two Years before Latest Fiscal Year 49 47
Financing Receivable, Originated Three Years before Latest Fiscal Year 46 13
Financing Receivable, Originated Four Years before Latest Fiscal Year 11 4
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 92 98
Financing Receivable, Revolving 1 2
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 181 167
Loans, net of unearned income 429 403
FICO Scores, Data not available [Member] [Member] | Home Equity Lines of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 85 97
Financing Receivable, Revolving Converted to Amortizing 5 4
Financing Receivable, Unallocated 33 31
Loans, net of unearned income 123 132
FICO Scores, Data not available [Member] [Member] | Home Equity Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 1 4
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 4 3
Financing Receivable, Originated Two Years before Latest Fiscal Year 5 3
Financing Receivable, Originated Three Years before Latest Fiscal Year 3 3
Financing Receivable, Originated Four Years before Latest Fiscal Year 3 4
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 25 24
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 16 17
Loans, net of unearned income 57 58
FICO Scores, Data not available [Member] [Member] | Consumer Credit Card Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 0 0
Financing Receivable, Revolving 20 9
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (18) (16)
Loans, net of unearned income 2 (7)
FICO Scores, Data not available [Member] [Member] | Other consumer- exit portfolios    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 0 0
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 0 0
Financing Receivable, Originated Two Years before Latest Fiscal Year 0 0
Financing Receivable, Originated Three Years before Latest Fiscal Year 0 1
Financing Receivable, Originated Four Years before Latest Fiscal Year 0 3
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 1 3
Financing Receivable, Revolving 0 0
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated 0 2
Loans, net of unearned income 1 9
FICO Scores, Data not available [Member] [Member] | Other Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Originated in Current Fiscal Year 94 61
Financing Receivable, Originated in Fiscal Year before Latest Fiscal Year 10 6
Financing Receivable, Originated Two Years before Latest Fiscal Year 7 5
Financing Receivable, Originated Three Years before Latest Fiscal Year 5 130
Financing Receivable, Originated Four Years before Latest Fiscal Year 114 73
Financing Receivable, Originated Five or More Years before Latest Fiscal Year 65 5
Financing Receivable, Revolving 1 2
Financing Receivable, Revolving Converted to Amortizing 0 0
Financing Receivable, Unallocated (149) (153)
Loans, net of unearned income $ 147 $ 129