v3.25.2
Fair Value Measurements - Carrying Amounts and Estimated Fair Values for Certain Financial Instruments (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Financial assets:    
Other short-term investments [1] $ 13,043 $ 17,120
Held-to-maturity securities 11,630 11,278
Loans held for sale 646 640
Portfolio loans and leases 119,984 117,439
Financial liabilities:    
Deposits 164,207 167,252
Federal funds purchased 178 204
Other short-term borrowings 3,393 4,450
Long-term debt [1] 14,492 14,337
Net Carrying Amount    
Financial assets:    
Cash and due from banks 2,972 3,014
Other short-term investments 13,043 17,120
Other securities 807 778
Held-to-maturity securities 11,630 11,278
Loans held for sale 74 66
Portfolio loans and leases 119,877 117,331
Financial liabilities:    
Deposits 164,207 167,252
Federal funds purchased 178 204
Other short-term borrowings 3,393 4,450
Long-term debt 14,490 14,440
Net Carrying Amount | Commercial    
Financial assets:    
Portfolio loans and leases 72,859 72,139
Net Carrying Amount | Consumer    
Financial assets:    
Portfolio loans and leases 47,018 45,192
Total Fair Value    
Financial assets:    
Cash and due from banks 2,972 3,014
Other short-term investments 13,043 17,120
Other securities 807 778
Held-to-maturity securities 11,547 10,965
Loans held for sale 74 66
Portfolio loans and leases 117,937 114,474
Financial liabilities:    
Deposits 164,303 167,353
Federal funds purchased 178 204
Other short-term borrowings 3,395 4,459
Long-term debt 14,830 14,588
Total Fair Value | Commercial    
Financial assets:    
Portfolio loans and leases 73,223 72,319
Total Fair Value | Consumer    
Financial assets:    
Portfolio loans and leases 44,714 42,155
Total Fair Value | Level 1    
Financial assets:    
Cash and due from banks 2,972 3,014
Other short-term investments 13,043 17,120
Other securities 0 0
Held-to-maturity securities 2,414 2,344
Loans held for sale 0 0
Portfolio loans and leases 0 0
Financial liabilities:    
Deposits 0 0
Federal funds purchased 178 204
Other short-term borrowings 0 0
Long-term debt 7,381 3,753
Total Fair Value | Level 1 | Commercial    
Financial assets:    
Portfolio loans and leases 0 0
Total Fair Value | Level 1 | Consumer    
Financial assets:    
Portfolio loans and leases 0 0
Total Fair Value | Level 2    
Financial assets:    
Cash and due from banks 0 0
Other short-term investments 0 0
Other securities 807 778
Held-to-maturity securities 9,131 8,619
Loans held for sale 0 0
Portfolio loans and leases 0 0
Financial liabilities:    
Deposits 164,303 167,353
Federal funds purchased 0 0
Other short-term borrowings 3,395 4,459
Long-term debt 7,449 10,835
Total Fair Value | Level 2 | Commercial    
Financial assets:    
Portfolio loans and leases 0 0
Total Fair Value | Level 2 | Consumer    
Financial assets:    
Portfolio loans and leases 0 0
Total Fair Value | Level 3    
Financial assets:    
Cash and due from banks 0 0
Other short-term investments 0 0
Other securities 0 0
Held-to-maturity securities 2 2
Loans held for sale 74 66
Portfolio loans and leases 117,937 114,474
Financial liabilities:    
Deposits 0 0
Federal funds purchased 0 0
Other short-term borrowings 0 0
Long-term debt 0 0
Total Fair Value | Level 3 | Commercial    
Financial assets:    
Portfolio loans and leases 73,223 72,319
Total Fair Value | Level 3 | Consumer    
Financial assets:    
Portfolio loans and leases $ 44,714 $ 42,155
[1] Includes $43 and $51 of other short-term investments, $757 and $1,000 of portfolio loans and leases, $(14) and $(19) of ALLL, $6 and $5 of other assets, $11 and $12 of other liabilities and $664 and $889 of long-term debt from consolidated VIEs that are included in their respective captions above at June 30, 2025 and December 31, 2024, respectively. For further information, refer to Note 7.