Quarterly report pursuant to Section 13 or 15(d)

Allowance for Credit Losses - Allowance by Portfolio Segment (Details)

v3.19.3
Allowance for Credit Losses - Allowance by Portfolio Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Allowance for Loan and Lease Losses [Roll Forward]        
Allowance for loan and lease losses, beginning of the period $ 9,527 $ 10,050 $ 9,601 $ 10,393
Loans and leases charged off (1,512) (1,336) (4,310) (4,010)
Recoveries of loans and leases previously charged off 701 404 1,621 1,171
Net charge-offs (811) (932) (2,689) (2,839)
Provision (benefit) for loan and lease losses 776 711 2,637 2,362
Other (59) (95) (116) (182)
Allowance for loan and lease losses, end of the period 9,433 9,734 9,433 9,734
Provision for unfunded lending commitments 779 716 2,649 2,377
Reserve for unfunded lending commitments, end of the period 10,242 10,526 10,242 10,526
Allowance for credit losses 10,242 10,526 10,242 10,526
Unfunded loan commitments        
Allowance for Loan and Lease Losses [Roll Forward]        
Reserve for unfunded lending commitments, beginning of the period 806 787 797 777
Provision for unfunded lending commitments 3 5 12 15
Reserve for unfunded lending commitments, end of the period 809 792 809 792
Allowance for credit losses 806 787 797 792
Consumer Real Estate        
Allowance for Loan and Lease Losses [Roll Forward]        
Allowance for loan and lease losses, beginning of the period 719 1,366 928 1,720
Loans and leases charged off (199) (155) (455) (466)
Recoveries of loans and leases previously charged off 439 163 852 440
Net charge-offs 240 8 397 (26)
Provision (benefit) for loan and lease losses (312) (119) (621) (368)
Other (56) (97) (113) (168)
Allowance for loan and lease losses, end of the period 591 1,158 591 1,158
Reserve for unfunded lending commitments, end of the period 591 1,158 591 1,158
Allowance for credit losses 591 1,158 591 1,158
Consumer Real Estate | Unfunded loan commitments        
Allowance for Loan and Lease Losses [Roll Forward]        
Reserve for unfunded lending commitments, beginning of the period 0 0 0 0
Provision for unfunded lending commitments 0 0 0 0
Reserve for unfunded lending commitments, end of the period 0 0 0 0
Allowance for credit losses 0 0 0 0
Credit card and other consumer        
Allowance for Loan and Lease Losses [Roll Forward]        
Allowance for loan and lease losses, beginning of the period 3,970 3,774 3,874 3,663
Loans and leases charged off (1,093) (992) (3,225) (3,031)
Recoveries of loans and leases previously charged off 231 208 680 621
Net charge-offs (862) (784) (2,545) (2,410)
Provision (benefit) for loan and lease losses 876 829 2,655 2,583
Other 1 3 1 (14)
Allowance for loan and lease losses, end of the period 3,985 3,822 3,985 3,822
Reserve for unfunded lending commitments, end of the period 3,985 3,822 3,985 3,822
Allowance for credit losses 3,985 3,822 3,985 3,822
Credit card and other consumer | Unfunded loan commitments        
Allowance for Loan and Lease Losses [Roll Forward]        
Reserve for unfunded lending commitments, beginning of the period 0 0 0 0
Provision for unfunded lending commitments 0 0 0 0
Reserve for unfunded lending commitments, end of the period 0 0 0 0
Allowance for credit losses 0 0 0 0
Commercial        
Allowance for Loan and Lease Losses [Roll Forward]        
Allowance for loan and lease losses, beginning of the period 4,838 4,910 4,799 5,010
Loans and leases charged off (220) (189) (630) (513)
Recoveries of loans and leases previously charged off 31 33 89 110
Net charge-offs (189) (156) (541) (403)
Provision (benefit) for loan and lease losses 212 1 603 147
Other (4) (1) (4) 0
Allowance for loan and lease losses, end of the period 4,857 4,754 4,857 4,754
Reserve for unfunded lending commitments, end of the period 5,666 5,546 5,666 5,546
Allowance for credit losses 5,666 5,546 5,666 5,546
Commercial | Unfunded loan commitments        
Allowance for Loan and Lease Losses [Roll Forward]        
Reserve for unfunded lending commitments, beginning of the period 806 787 797 777
Provision for unfunded lending commitments 3 5 12 15
Reserve for unfunded lending commitments, end of the period 809 792 809 792
Allowance for credit losses $ 806 $ 787 $ 809 $ 792