DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Gain (Loss) Recorded in Income) (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Hedges of fixed-rate assets
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	$ 218	$ (15)	$ 298	$ (130)
Hedged items	(219)	15	(299)	130
Total income statement impact	(1)	0	(1)	0
Hedges of fixed-rate liabilities
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives	(41)	3	(60)	19
Hedged items	41	(3)	59	(19)
Total income statement impact	$ 0	$ 0	$ (1)	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details