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BORROWED FUNDS - Short Term Debt (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Short-term Debt [Line Items] |  |
Short-term borrowed funds | $ 505 | $ 3
Other short-term borrowed funds |  |
Short-term Debt [Line Items] |  |
Short-term borrowed funds | $ 505 | $ 3

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