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Loans and leases and allowance for credit losses - Summary of Loan grades applied various classes of Commercial and Real Estate Loans (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | $ 19,234 | $ 18,423 |
Year two | 15,083 | 21,683 |
Year three | 17,786 | 15,025 |
Year four | 11,704 | 10,555 |
Year five | 8,328 | 10,062 |
Prior | 28,783 | 27,464 |
Total | 135,581 | 134,068 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 34 | 34 |
Year two | 77 | 81 |
Year three | 104 | 47 |
Year four | 56 | 31 |
Year five | 55 | 142 |
Prior | 195 | 190 |
Total | 713 | 570 | $ 303
Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 33,120 | 29,237 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 188 | 40 |
Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 1,543 | 1,619 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 4 | 5 |
Residential Real Estate |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Total | 6 | 10 | 12
Residential Real Estate | Residential |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2,277 | 1,746 |
Year two | 1,372 | 4,876 |
Year three | 4,571 | 3,858 |
Year four | 3,628 | 2,615 |
Year five | 2,439 | 1,261 |
Prior | 8,773 | 8,812 |
Total | 23,166 | 23,264 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 1 |
Year four | 0 | 0 |
Year five | 0 | 3 |
Prior | 6 | 6 |
Total | 6 | 10 |
Residential Real Estate | Residential | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 106 | 96 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 0 | 0 |
Residential Real Estate | Residential | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Residential Real Estate | Residential | Current |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2,264 | 1,726 |
Year two | 1,354 | 4,709 |
Year three | 4,394 | 3,732 |
Year four | 3,488 | 2,543 |
Year five | 2,376 | 1,215 |
Prior | 7,874 | 7,885 |
Total | 21,853 | 21,905 |
Residential Real Estate | Residential | Current | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 103 | 95 |
Residential Real Estate | Residential | Current | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Residential Real Estate | Residential | 30-89 days past due |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 12 | 18 |
Year two | 9 | 120 |
Year three | 111 | 88 |
Year four | 77 | 52 |
Year five | 38 | 28 |
Prior | 472 | 488 |
Total | 719 | 794 |
Residential Real Estate | Residential | 30-89 days past due | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Residential Real Estate | Residential | 30-89 days past due | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Residential Real Estate | Residential | Accruing Loans Past Due 90 Days or More |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 1 | 1 |
Year two | 7 | 30 |
Year three | 39 | 28 |
Year four | 47 | 17 |
Year five | 20 | 14 |
Prior | 201 | 205 |
Total | 315 | 295 |
Residential Real Estate | Residential | Accruing Loans Past Due 90 Days or More | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Residential Real Estate | Residential | Accruing Loans Past Due 90 Days or More | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Residential Real Estate | Residential | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 1 |
Year two | 2 | 17 |
Year three | 27 | 10 |
Year four | 16 | 3 |
Year five | 5 | 4 |
Prior | 226 | 234 |
Total | 279 | 270 |
Residential Real Estate | Residential | Nonaccrual | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 3 | 1 |
Residential Real Estate | Residential | Nonaccrual | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Commercial Portfolio Segment |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 9,221 | 9,010 |
Year two | 6,895 | 8,434 |
Year three | 6,345 | 5,133 |
Year four | 3,509 | 2,465 |
Year five | 1,668 | 2,332 |
Prior | 5,895 | 5,474 |
Revolving Loans | 27,815 | 24,048 |
Revolving Loans Converted to Term Loans | 133 | 114 |
Total | 61,481 | 57,010 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 7 | 10 |
Year two | 33 | 45 |
Year three | 60 | 18 |
Year four | 23 | 13 |
Year five | 30 | 10 |
Prior | 37 | 19 |
Revolving Loans | 126 | 17 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 316 | 132 |
Commercial Portfolio Segment | Pass |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 9,021 | 8,689 |
Year two | 6,454 | 8,087 |
Year three | 5,845 | 4,800 |
Year four | 3,258 | 2,248 |
Year five | 1,534 | 2,169 |
Prior | 5,147 | 4,843 |
Revolving Loans | 26,262 | 22,345 |
Revolving Loans Converted to Term Loans | 79 | 70 |
Total | 57,600 | 53,251 |
Commercial Portfolio Segment | Criticized accrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 189 | 292 |
Year two | 385 | 279 |
Year three | 402 | 277 |
Year four | 210 | 142 |
Year five | 75 | 127 |
Prior | 528 | 481 |
Revolving Loans | 1,359 | 1,460 |
Revolving Loans Converted to Term Loans | 37 | 31 |
Total | 3,185 | 3,089 |
Commercial Portfolio Segment | Criticized nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 11 | 29 |
Year two | 56 | 68 |
Year three | 98 | 56 |
Year four | 41 | 75 |
Year five | 59 | 36 |
Prior | 220 | 150 |
Revolving Loans | 194 | 243 |
Revolving Loans Converted to Term Loans | 17 | 13 |
Total | 696 | 670 |
Commercial Real Estate |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Total | 134 | 253 | 60
Commercial Real Estate | Commercial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 714 | 2,275 |
Year two | 1,867 | 2,679 |
Year three | 2,076 | 1,835 |
Year four | 1,501 | 2,580 |
Year five | 2,382 | 4,118 |
Prior | 11,819 | 11,340 |
Revolving Loans | 421 | 450 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 20,780 | 25,277 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 0 | 0 |
Year two | 4 | 0 |
Year three | 0 | 0 |
Year four | 1 | 0 |
Year five | 5 | 112 |
Prior | 104 | 129 |
Revolving Loans | 0 | 0 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 114 | 241 |
Commercial Real Estate | Residential builder and developer |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 396 | 531 |
Year two | 278 | 270 |
Year three | 74 | 74 |
Year four | 12 | 6 |
Year five | 4 | 61 |
Prior | 11 | 12 |
Revolving Loans | 60 | 119 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 835 | 1,073 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 3 | 0 |
Revolving Loans | 0 | 2 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 3 | 2 |
Commercial Real Estate | Other commercial construction |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 150 | 866 |
Year two | 1,499 | 1,771 |
Year three | 1,795 | 1,051 |
Year four | 648 | 1,110 |
Year five | 472 | 1,261 |
Prior | 540 | 562 |
Revolving Loans | 45 | 32 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 5,149 | 6,653 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 2 | 0 |
Year four | 0 | 0 |
Year five | 0 | 3 |
Prior | 13 | 7 |
Revolving Loans | 2 | 0 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 17 | 10 |
Commercial Real Estate | Pass | Commercial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 674 | 2,048 |
Year two | 1,477 | 1,742 |
Year three | 1,358 | 1,367 |
Year four | 1,222 | 2,011 |
Year five | 1,774 | 3,059 |
Prior | 9,611 | 8,491 |
Revolving Loans | 413 | 440 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 16,529 | 19,158 |
Commercial Real Estate | Pass | Residential builder and developer |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 380 | 530 |
Year two | 236 | 252 |
Year three | 40 | 41 |
Year four | 12 | 6 |
Year five | 4 | 2 |
Prior | 10 | 12 |
Revolving Loans | 60 | 116 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 742 | 959 |
Commercial Real Estate | Pass | Other commercial construction |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 108 | 813 |
Year two | 1,395 | 1,366 |
Year three | 1,091 | 651 |
Year four | 269 | 373 |
Year five | 175 | 646 |
Prior | 379 | 187 |
Revolving Loans | 42 | 30 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 3,459 | 4,066 |
Commercial Real Estate | Criticized accrual | Commercial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 39 | 227 |
Year two | 389 | 891 |
Year three | 665 | 465 |
Year four | 253 | 456 |
Year five | 591 | 966 |
Prior | 1,839 | 2,238 |
Revolving Loans | 7 | 7 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 3,783 | 5,250 |
Commercial Real Estate | Criticized accrual | Residential builder and developer |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 15 | 1 |
Year two | 42 | 18 |
Year three | 34 | 30 |
Year four | 0 | 0 |
Year five | 0 | 59 |
Prior | 0 | 0 |
Revolving Loans | 0 | 3 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 91 | 111 |
Commercial Real Estate | Criticized accrual | Other commercial construction |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 42 | 53 |
Year two | 104 | 391 |
Year three | 687 | 390 |
Year four | 346 | 691 |
Year five | 297 | 565 |
Prior | 145 | 326 |
Revolving Loans | 3 | 0 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 1,624 | 2,416 |
Commercial Real Estate | Criticized nonaccrual | Commercial |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 1 | 0 |
Year two | 1 | 46 |
Year three | 53 | 3 |
Year four | 26 | 113 |
Year five | 17 | 93 |
Prior | 369 | 611 |
Revolving Loans | 1 | 3 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 468 | 869 |
Commercial Real Estate | Criticized nonaccrual | Residential builder and developer |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 1 | 0 |
Year two | 0 | 0 |
Year three | 0 | 3 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 1 | 0 |
Revolving Loans | 0 | 0 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 2 | 3 |
Commercial Real Estate | Criticized nonaccrual | Other commercial construction |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 14 |
Year three | 17 | 10 |
Year four | 33 | 46 |
Year five | 0 | 50 |
Prior | 16 | 49 |
Revolving Loans | 0 | 2 |
Revolving Loans Converted to Term Loans | 0 | 0 |
Total | 66 | 171 |
Consumer: |  |  |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Total | 257 | 175 | $ 112
Consumer: | Home equity lines and loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 2 |
Year four | 2 | 2 |
Year five | 2 | 13 |
Prior | 95 | 106 |
Total | 4,592 | 4,649 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 4 | 6 |
Consumer: | Home equity lines and loans | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 3,085 | 3,025 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 0 | 1 |
Consumer: | Home equity lines and loans | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 1,408 | 1,501 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 4 | 5 |
Consumer: | Home equity lines and loans | Current |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 2 |
Year four | 2 | 2 |
Year five | 2 | 13 |
Prior | 91 | 98 |
Total | 4,482 | 4,528 |
Consumer: | Home equity lines and loans | Current | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 3,085 | 3,022 |
Consumer: | Home equity lines and loans | Current | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 1,302 | 1,391 |
Consumer: | Home equity lines and loans | 30-89 days past due |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 2 | 3 |
Total | 29 | 40 |
Consumer: | Home equity lines and loans | 30-89 days past due | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Home equity lines and loans | 30-89 days past due | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 27 | 37 |
Consumer: | Home equity lines and loans | Accruing Loans Past Due 90 Days or More |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 0 | 0 |
Consumer: | Home equity lines and loans | Accruing Loans Past Due 90 Days or More | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Home equity lines and loans | Accruing Loans Past Due 90 Days or More | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Home equity lines and loans | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 2 | 5 |
Total | 81 | 81 |
Consumer: | Home equity lines and loans | Nonaccrual | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 3 |
Consumer: | Home equity lines and loans | Nonaccrual | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 79 | 73 |
Consumer: | Recreational finance |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 3,934 | 2,667 |
Year two | 2,227 | 2,359 |
Year three | 2,065 | 1,884 |
Year four | 1,686 | 1,306 |
Year five | 1,119 | 797 |
Prior | 1,533 | 1,045 |
Total | 12,564 | 10,058 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 8 | 4 |
Year two | 20 | 13 |
Year three | 24 | 14 |
Year four | 20 | 12 |
Year five | 16 | 9 |
Prior | 27 | 16 |
Total | 115 | 68 |
Consumer: | Recreational finance | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Recreational finance | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Recreational finance | Current |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 3,918 | 2,653 |
Year two | 2,203 | 2,338 |
Year three | 2,044 | 1,857 |
Year four | 1,661 | 1,286 |
Year five | 1,100 | 781 |
Prior | 1,503 | 1,020 |
Total | 12,429 | 9,935 |
Consumer: | Recreational finance | Current | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Recreational finance | Current | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Recreational finance | 30-89 days past due |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 13 | 11 |
Year two | 18 | 16 |
Year three | 15 | 19 |
Year four | 20 | 14 |
Year five | 15 | 11 |
Prior | 23 | 16 |
Total | 104 | 87 |
Consumer: | Recreational finance | 30-89 days past due | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Recreational finance | 30-89 days past due | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Recreational finance | Accruing Loans Past Due 90 Days or More |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 0 | 0 |
Consumer: | Recreational finance | Accruing Loans Past Due 90 Days or More | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Recreational finance | Accruing Loans Past Due 90 Days or More | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Recreational finance | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 3 | 3 |
Year two | 6 | 5 |
Year three | 6 | 8 |
Year four | 5 | 6 |
Year five | 4 | 5 |
Prior | 7 | 9 |
Total | 31 | 36 |
Consumer: | Recreational finance | Nonaccrual | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Recreational finance | Nonaccrual | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Automobile |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2,277 | 1,073 |
Year two | 790 | 1,114 |
Year three | 756 | 1,067 |
Year four | 646 | 438 |
Year five | 226 | 206 |
Prior | 99 | 94 |
Total | 4,794 | 3,992 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 3 | 2 |
Year two | 9 | 6 |
Year three | 9 | 7 |
Year four | 7 | 3 |
Year five | 3 | 2 |
Prior | 3 | 3 |
Total | 34 | 23 |
Consumer: | Automobile | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Automobile | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Automobile | Current |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2,264 | 1,063 |
Year two | 775 | 1,096 |
Year three | 740 | 1,047 |
Year four | 632 | 427 |
Year five | 220 | 198 |
Prior | 93 | 87 |
Total | 4,724 | 3,918 |
Consumer: | Automobile | Current | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Automobile | Current | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Automobile | 30-89 days past due |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 11 | 8 |
Year two | 13 | 15 |
Year three | 13 | 17 |
Year four | 12 | 9 |
Year five | 5 | 6 |
Prior | 4 | 5 |
Total | 58 | 60 |
Consumer: | Automobile | 30-89 days past due | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Automobile | 30-89 days past due | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Automobile | Accruing Loans Past Due 90 Days or More |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 0 | 0 |
Consumer: | Automobile | Accruing Loans Past Due 90 Days or More | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Automobile | Accruing Loans Past Due 90 Days or More | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Automobile | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2 | 2 |
Year two | 2 | 3 |
Year three | 3 | 3 |
Year four | 2 | 2 |
Year five | 1 | 2 |
Prior | 2 | 2 |
Total | 12 | 14 |
Consumer: | Automobile | Nonaccrual | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 0 | 0 |
Consumer: | Automobile | Nonaccrual | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Other |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 265 | 255 |
Year two | 155 | 180 |
Year three | 104 | 121 |
Year four | 72 | 33 |
Year five | 16 | 13 |
Prior | 18 | 19 |
Total | 2,220 | 2,092 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Year one | 16 | 18 |
Year two | 11 | 17 |
Year three | 9 | 7 |
Year four | 5 | 3 |
Year five | 1 | 3 |
Prior | 2 | 10 |
Total | 104 | 78 |
Consumer: | Other | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 1,588 | 1,467 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans | 60 | 20 |
Consumer: | Other | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 2 | 4 |
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Other | Current |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 259 | 250 |
Year two | 152 | 176 |
Year three | 102 | 118 |
Year four | 71 | 33 |
Year five | 16 | 13 |
Prior | 18 | 18 |
Total | 2,134 | 2,003 |
Consumer: | Other | Current | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 1,515 | 1,392 |
Consumer: | Other | Current | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 1 | 3 |
Consumer: | Other | 30-89 days past due |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 4 | 3 |
Year two | 2 | 3 |
Year three | 1 | 2 |
Year four | 1 | 0 |
Year five | 0 | 0 |
Prior | 0 | 1 |
Total | 23 | 30 |
Consumer: | Other | 30-89 days past due | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 14 | 20 |
Consumer: | Other | 30-89 days past due | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 1 | 1 |
Consumer: | Other | Accruing Loans Past Due 90 Days or More |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 0 | 0 |
Year two | 0 | 0 |
Year three | 0 | 0 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 8 | 7 |
Consumer: | Other | Accruing Loans Past Due 90 Days or More | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 8 | 7 |
Consumer: | Other | Accruing Loans Past Due 90 Days or More | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | 0 | 0 |
Consumer: | Other | Nonaccrual |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Year one | 2 | 2 |
Year two | 1 | 1 |
Year three | 1 | 1 |
Year four | 0 | 0 |
Year five | 0 | 0 |
Prior | 0 | 0 |
Total | 55 | 52 |
Consumer: | Other | Nonaccrual | Revolving Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans | 51 | 48 |
Consumer: | Other | Nonaccrual | Revolving Loans Converted to Term Loans |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Revolving Loans Converted to Term Loans | $ 0 | $ 0 |

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