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DERIVATIVES - Credit Derivatives (Details) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($) agency	Dec. 31, 2024 USD ($)
Credit Risk Derivatives
Fair values, receivable	$ 10,169.0	$ 8,715.0
Fair values, payable	10,743.0	7,253.0
Notionals, protection purchased	668,543.0	531,429.0
Notionals, protection sold	553,561.0	439,146.0
Fair value of derivative in liability position	13,000.0	15,000.0
Fair value of collateral already posted	$ 11,000.0	13,000.0
Number of rating agencies | agency	3
Additional collateral to be posted	$ 200.0
Collateral to be segregated	4.0
Aggregate cash obligations and collateral requirements	200.0
Fair value gross derivative assets	387,237.0	334,900.0
Purchased
Credit Risk Derivatives
Fair values, receivable	3,846.0	3,864.0
Fair values, payable	9,095.0	5,403.0
Sold
Credit Risk Derivatives
Fair values, receivable	6,323.0	4,851.0
Fair values, payable	1,648.0	1,850.0
Within 1 year
Credit Risk Derivatives
Fair values, receivable	1,053.0	1,606.0
Fair values, payable	2,279.0	1,166.0
Notionals, protection purchased	169,249.0	140,541.0
Notionals, protection sold	141,110.0	118,885.0
From 1 to 5 years
Credit Risk Derivatives
Fair values, receivable	6,645.0	5,625.0
Fair values, payable	6,484.0	4,906.0
Notionals, protection purchased	406,118.0	342,608.0
Notionals, protection sold	349,795.0	295,503.0
After 5 years
Credit Risk Derivatives
Fair values, receivable	2,471.0	1,484.0
Fair values, payable	1,980.0	1,181.0
Notionals, protection purchased	93,176.0	48,280.0
Notionals, protection sold	62,656.0	24,758.0
Investment grade
Credit Risk Derivatives
Fair values, receivable	5,179.0	4,578.0
Fair values, payable	4,519.0	3,450.0
Notionals, protection purchased	489,183.0	405,271.0
Notionals, protection sold	422,190.0	350,124.0
Non-investment grade
Credit Risk Derivatives
Fair values, receivable	4,990.0	4,137.0
Fair values, payable	6,224.0	3,803.0
Notionals, protection purchased	179,360.0	126,158.0
Notionals, protection sold	131,371.0	89,022.0
Credit default swaps and options
Credit Risk Derivatives
Fair values, receivable	7,961.0	6,765.0
Fair values, payable	7,770.0	6,545.0
Notionals, protection purchased	599,891.0	486,901.0
Notionals, protection sold	537,267.0	431,005.0
Total return swaps and other
Credit Risk Derivatives
Fair values, receivable	2,208.0	1,950.0
Fair values, payable	2,973.0	708.0
Notionals, protection purchased	68,652.0	44,528.0
Notionals, protection sold	16,294.0	8,141.0
Interest rate swaps
Credit Risk Derivatives
Cash proceeds received for assets derecognized	6,500.0	6,200.0
Fair value of derecognized assets	6,200.0	5,800.0
Fair value gross derivative assets	114.0	179.0
Trading derivatives, liability	$ 37.0	$ 29.0

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- Definition

The aggregate fair value of additional assets that would be required to be posted as collateral for derivative instruments with credit-risk-related contingent features and a portion amount of the collateral which previously received from existing derivative counterparties would be required to segregate with third party custodians if the credit-risk-related contingent features were triggered at the end of the reporting period.

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Credit Derivatives Notional Amount Purchased Credit Protection

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Maximum potential amount of future undiscounted payments that could be required under the credit derivative, before reduction for potential recoveries under recourse or collateralization provisions.

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