Derivative Instruments - Credit Derivatives (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Maximum payout/Notional amount
Protection sold	$ (608,766)	$ (542,722)
Protection purchased with identical underlyings	636,262	574,875
Net protection (sold)/purchased	27,496	32,153
Other protection purchased	37,593	22,526
Total credit derivatives
Maximum payout/Notional amount
Protection sold	(608,766)	(542,722)
Protection purchased with identical underlyings	636,262	574,875
Net protection (sold)/purchased	27,496	32,153
Other protection purchased	30,073	14,663
Credit default swaps
Maximum payout/Notional amount
Protection sold	(561,857)	(495,557)
Protection purchased with identical underlyings	581,432	509,846
Net protection (sold)/purchased	19,575	14,289
Other protection purchased	4,536	2,917
Other credit derivatives
Maximum payout/Notional amount
Protection sold	(46,909)	(47,165)
Protection purchased with identical underlyings	54,830	65,029
Net protection (sold)/purchased	7,921	17,864
Other protection purchased	25,537	11,746
Credit-related notes
Maximum payout/Notional amount
Protection sold	0	0
Protection purchased with identical underlyings	0	0
Net protection (sold)/purchased	0	0
Other protection purchased	$ 7,520	$ 7,863