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DERIVATIVE FINANCIAL INSTRUMENTS - Change in Fair Value of Derivative Instruments (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Disclosure of detailed information about hedging instruments [line items] |  |
Unrealized Gains | $ 1,355 |
Unrealized losses | (651) |
Net Change | (704) | $ (540)
Foreign exchange |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Unrealized Gains | 191 |
Unrealized losses | 244 |
Net Change | 53 | (41)
Interest rates |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Unrealized Gains | 332 |
Unrealized losses | 149 |
Net Change | (183) | 227
Equity derivatives |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Unrealized Gains | 788 |
Unrealized losses | 31 |
Net Change | (757) | (850)
Commodity instruments |  |
Disclosure of detailed information about hedging instruments [line items] |  |
Unrealized Gains | 44 |
Unrealized losses | 227 |
Net Change | $ 183 | $ 42

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