Quarterly report [Sections 13 or 15(d)]

FAIR VALUES OF ASSETS AND LIABILITIES - Balance Sheet Location (Details)

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FAIR VALUES OF ASSETS AND LIABILITIES - Balance Sheet Location (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Reported Value Measurement    
Financial Assets    
Cash and short-term assets $ 15,928 $ 13,332
Trading account securities 477 53
Available-for-sale securities 27,839 27,273
Held-to-maturity securities 16,315 16,368
Other securities 880 823
Loans held for sale 580 654
Net loans and leases 130,242 127,798
Derivative assets, net 148 266
Assets held in trust for deferred compensation plans 187 191
Financial Liabilities    
Total deposits 165,337 162,448
Short-term borrowings 664 199
Long-term borrowings 18,096 16,374
Derivative liabilities, net 453 578
Estimate of Fair Value Measurement    
Financial Assets    
Cash and short-term assets 15,928 13,332
Trading account securities 477 53
Available-for-sale securities 27,839 27,273
Held-to-maturity securities 14,344 14,086
Other securities 880 823
Loans held for sale 580 654
Net loans and leases 128,824 125,557
Derivative assets, net 148 266
Assets held in trust for deferred compensation plans 187 191
Other securities 31 31
Financial Liabilities    
Total deposits 165,343 162,455
Short-term borrowings 664 199
Long-term borrowings 18,165 16,573
Derivative liabilities, net 453 578
Estimate of Fair Value Measurement | Level 1    
Financial Assets    
Trading account securities 348 1
Available-for-sale securities 6,639 6,556
Held-to-maturity securities 2,321 2,023
Loans held for sale 0 0
Net loans and leases 0 0
Other securities 29 29
Financial Liabilities    
Total deposits 0 0
Short-term borrowings 514 0
Long-term borrowings 0 0
Estimate of Fair Value Measurement | Level 2    
Financial Assets    
Trading account securities 129 52
Available-for-sale securities 17,202 16,693
Held-to-maturity securities 12,023 12,063
Loans held for sale 555 652
Net loans and leases 112 113
Other securities 2 2
Financial Liabilities    
Total deposits 151,509 147,045
Short-term borrowings 150 199
Long-term borrowings 12,814 11,242
Estimate of Fair Value Measurement | Level 3    
Financial Assets    
Trading account securities 0 0
Available-for-sale securities 3,998 4,024
Held-to-maturity securities 0 0
Loans held for sale 25 2
Net loans and leases 128,712 125,444
Other securities 0 0
Financial Liabilities    
Total deposits 13,834 15,410
Short-term borrowings 0 0
Long-term borrowings 5,351 5,331
Available-for-sale securities 27,839 27,273
Held-to-maturity securities 16,315 16,368
Loans held for sale 580 654
Net loans and leases [1] 130,242 127,798
Derivative assets, gross 507 610
Derivative assets, netting adjustments (359) (344)
Derivative assets, net 148 266
Total deposits 165,337 162,448
Short-term borrowings 664 199
Long-term borrowings [1] 18,096 16,374
Derivative liabilities, gross 598 668
Derivative liabilities, netting adjustments (145) (90)
Derivative liabilities, net 453 578
Time deposits in excess of the FDIC insurance coverage limit 1,400 1,500
Fair Value, Recurring | Estimate of Fair Value Measurement    
Financial Assets    
Derivative assets, netting adjustments (359) (344)
Derivative assets, net 148 266
Financial Liabilities    
Derivative liabilities, netting adjustments (145) (90)
Derivative liabilities, net 453 578
Fair Value, Recurring | Estimate of Fair Value Measurement | Level 2    
Financial Assets    
Derivative assets, gross 500 606
Financial Liabilities    
Derivative liabilities, gross 594 666
Fair Value, Recurring | Estimate of Fair Value Measurement | Level 3    
Financial Assets    
Derivative assets, gross 7 4
Financial Liabilities    
Derivative liabilities, gross 4 2
Fair Value, Recurring    
Financial Assets    
Available-for-sale securities 27,839 27,273
Derivative assets, gross   266
Derivative assets, netting adjustments (359) (344)
Derivative assets, net 148  
Financial Liabilities    
Short-term borrowings 524  
Long-term borrowings 1,143 821
Derivative liabilities, gross   578
Derivative liabilities, netting adjustments (145) (90)
Derivative liabilities, net 453  
Fair Value, Recurring | Level 1    
Financial Assets    
Available-for-sale securities 6,639 6,556
Derivative assets, gross 0 0
Financial Liabilities    
Short-term borrowings 514  
Long-term borrowings 0 0
Derivative liabilities, gross 0 0
Fair Value, Recurring | Level 2    
Financial Assets    
Available-for-sale securities 17,202 16,693
Derivative assets, gross 500 606
Financial Liabilities    
Short-term borrowings 10  
Long-term borrowings 1,143 821
Derivative liabilities, gross 594 666
Fair Value, Recurring | Level 3    
Financial Assets    
Available-for-sale securities 3,998 4,024
Derivative assets, gross 7 4
Financial Liabilities    
Short-term borrowings 0  
Long-term borrowings 0 0
Derivative liabilities, gross 4 2
Amortized Cost | Reported Value Measurement    
Financial Assets    
Cash and short-term assets 15,928 13,332
Held-to-maturity securities 16,315 16,368
Other securities 849 792
Net loans and leases 130,067 127,625
Financial Liabilities    
Total deposits 165,337 162,448
Short-term borrowings 140 199
Long-term borrowings 16,953 15,553
Lower of Cost or Market | Reported Value Measurement    
Financial Assets    
Loans held for sale 25 2
Fair Value or Fair Value Option | Reported Value Measurement    
Financial Assets    
Trading account securities 477 53
Available-for-sale securities 27,839 27,273
Other securities 31 31
Loans held for sale 555 652
Net loans and leases 175 173
Derivative assets, net 148 266
Assets held in trust for deferred compensation plans 187 191
Financial Liabilities    
Short-term borrowings 524  
Long-term borrowings 1,143 821
Derivative liabilities, net $ 453 $ 578
[1] Includes VIE balances in net loans and leases, other assets, long-term debt, and other liabilities of $998 million, $260 million, $911 million, and $98 million, respectively, at March 31, 2025, and $1.1 billion, $264 million, $1.0 billion, $109 million, respectively, at December 31, 2024. See Note 14 - “Variable Interest Entities” for additional information.