Variable Interest Entities - Summary of Assets and Liabilities Related to Consolidated Variable Interest Entities (Details) - USD ($) $ in Millions		Sep. 30, 2024		Dec. 31, 2023		Sep. 30, 2023
Variable Interest Entity [Line Items]
Other assets	[1]	$ 6,804		$ 6,490
Interest, taxes and other liabilities	[1]	3,140		3,256
Consolidated Assets		167,799	[1]	168,238	[1]	$ 164,357
Consolidated Liabilities	[1]	155,413		156,599
Variable interest entities
Variable Interest Entity [Line Items]
Other assets		13		23
Interest, taxes and other liabilities		21		17
Consolidated Assets		13		23
Consolidated Liabilities		21		17
Low income housing limited liability partnership: | Variable interest entities
Variable Interest Entity [Line Items]
Other assets		13		23
Interest, taxes and other liabilities		$ 21		$ 17

[1] The following table summarizes assets and liabilities related to our consolidated variable interest entities ("VIEs") at September 30, 2024 and December 31, 2023. Assets and liabilities exclude intercompany balances that eliminate in consolidation. See Note 15, "Variable Interest Entities," for additional information. September 30, 2024December 31, 2023(in millions)AssetsOther assets$13 $23 Total assets$13 $23 LiabilitiesInterest, taxes and other liabilities$21 $17 Total liabilities$21 $17