Other Assets - Components (Details) - USD ($) $ in Millions		Dec. 31, 2023	Dec. 31, 2022
Other Assets [Abstract]
Derivative instruments		$ 2,677	$ 3,173
Partnership investments		2,326	2,153
Bank owned life insurance		2,103	2,056
Accounts receivable and drafts-in-process		2,007	2,579
Deferred tax assets		1,438	1,553
Accrued interest and fees receivable		797	703
Operating lease right-of-use assets		511	508
Income tax receivable		187	74
Prepaid expenses		143	145
OREO and other repossessed property		39	24
Worldpay, Inc. TRA receivable		35	183
Other		275	308
Total other assets	[1]	$ 12,538	$ 13,459

[1] Includes $55 and $17 of other short-term investments, $1,573 and $185 of portfolio loans and leases, $(28) and $(2) of ALLL, $10 and $2 of other assets, $14 and $9 of other liabilities and $1,409 and $118 of long-term debt from consolidated VIEs that are included in their respective captions above at December 31, 2023 and 2022, respectively. For further information, refer to Note 12.