Offsetting Assets and Liabilities - Assets (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Derivatives:
Gross Amounts of Recognized Assets	$ 3,212	$ 5,574
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	3,212	5,574
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(2,575)	(3,745)
Cash Collateral	(554)	(1,637)
Securities Collateral	(7)	(114)
Net Amount	76	78
Securities borrowed
Gross Amounts of Recognized Assets	177	135
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	177	135
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(40)	(41)
Cash Collateral	0	0
Securities Collateral	(132)	(91)
Net Amount	5	3
Total
Gross Amounts of Recognized Assets	3,389	5,709
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	3,389	5,709
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(2,615)	(3,786)
Cash Collateral	(554)	(1,637)
Securities Collateral	(139)	(205)
Net Amount	81	81
OTC
Derivatives:
Gross Amounts of Recognized Assets	2,989	5,387
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	2,989	5,387
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(2,391)	(3,613)
Cash Collateral	(554)	(1,637)
Securities Collateral	(7)	(114)
Net Amount	37	23
OTC cleared
Derivatives:
Gross Amounts of Recognized Assets	105	88
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	105	88
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(105)	(41)
Cash Collateral	0	0
Securities Collateral	0	0
Net Amount	0	47
Exchange-traded
Derivatives:
Gross Amounts of Recognized Assets	118	99
Gross Amounts Offset in the Consolidated Balance Sheets	0	0
Amounts of Assets Presented in the Consolidated Balance Sheets	118	99
Gross Amounts Not Offset in the Consolidated Balance Sheets
Financial Instruments	(79)	(91)
Cash Collateral	0	0
Securities Collateral	0	0
Net Amount	$ 39	$ 8