Variable Interest Entities - Variable Interests Held by Us and Our Maximum Exposure to Loss Rising From Our Involvements in Those VIEs (Details) - USD ($) $ in Millions		Sep. 30, 2022		Dec. 31, 2021		Sep. 30, 2021
Variable Interest Entity [Line Items]
Consolidated Assets		$ 169,340	[1]	$ 189,232	[1]	$ 201,150
Consolidated Liabilities	[1]	155,307		172,192
Variable Interest Entity, Not Primary Beneficiary
Variable Interest Entity [Line Items]
Total Assets Held by Unconsolidated VIEs		7,743		7,733
Consolidated Assets		1,434		1,698
Consolidated Liabilities		386		407
Maximum Exposure to Loss		1,434		1,698
Limited partnership investments
Variable Interest Entity [Line Items]
Total Assets Held by Unconsolidated VIEs		6,966		6,700
Consolidated Assets		818		825
Consolidated Liabilities		386		407
Maximum Exposure to Loss		818		825
Asset-backed financing SPE
Variable Interest Entity [Line Items]
Total Assets Held by Unconsolidated VIEs		777		1,033
Consolidated Assets		616		873
Consolidated Liabilities		0		0
Maximum Exposure to Loss		$ 616		$ 873

[1] The following table summarizes assets and liabilities related to our consolidated variable interest entities ("VIEs") at September 30, 2022 and December 31, 2021. Assets and liabilities exclude intercompany balances that eliminate in consolidation. See Note 17, "Variable Interest Entities," for additional information. September 30, 2022December 31, 2021(in millions)AssetsLoans$127 $46 Other assets44 55 Total assets$171 $101 LiabilitiesInterest, taxes and other liabilities$26 $9 Total liabilities$26 $9