DERIVATIVE INSTRUMENTS - Interest Rate Swap Derivative Instruments (Details) - USD ($) $ in Millions	Sep. 30, 2026	Dec. 31, 2025
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	$ 1,311	$ 1,583
Gross Amount of Recognized Liabilities	(1,296)	(1,596)
Interest rate swap
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	7,450	5,150
Gross Amount of Recognized Assets	1	81
Gross Amount of Recognized Liabilities	(222)	(4)
Interest rate swap 1
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	900	900
Interest rate swap 1 \| Balance Sheet Location [Axis]: us-gaap:DerivativeAssets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	1	8
Gross Amount of Recognized Liabilities	0	0
Interest rate swap 2
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	1,000	1,000
Interest rate swap 2 \| Balance Sheet Location [Axis]: us-gaap:DerivativeAssets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets		13
Gross Amount of Recognized Liabilities		0
Interest rate swap 2 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(22)
Interest rate swap 3
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	850	850
Interest rate swap 3 \| Balance Sheet Location [Axis]: us-gaap:DerivativeAssets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets		25
Gross Amount of Recognized Liabilities		0
Interest rate swap 3 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(12)
Interest rate swap 4
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	800	750
Interest rate swap 4 \| Balance Sheet Location [Axis]: us-gaap:DerivativeAssets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets		7
Gross Amount of Recognized Liabilities		0
Interest rate swap 4 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(24)
Interest rate swap 5
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	750	650
Interest rate swap 5 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0	0
Gross Amount of Recognized Liabilities	(30)	(4)
Interest Rate Swap 6
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	650	1,000
Interest Rate Swap 6 \| Balance Sheet Location [Axis]: us-gaap:DerivativeAssets
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets		28
Gross Amount of Recognized Liabilities		$ 0
Interest Rate Swap 6 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(37)
Interest Rate Swap 7
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	750
Interest Rate Swap 7 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(40)
Interest Rate Swap 8
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	1,000
Interest Rate Swap 8 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	(36)
Interest Rate Swap 9
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional Amount	750
Interest Rate Swap 9 \| Balance Sheet Location [Axis]: us-gaap:DerivativeLiabilities
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Gross Amount of Recognized Assets	0
Gross Amount of Recognized Liabilities	$ (21)