DERIVATIVE INSTRUMENTS AND RISK MANAGEMENT - Additional Information (Detail) - USD ($) $ in Millions |
12 Months Ended | |
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Dec. 31, 2018 |
Dec. 31, 2017 |
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| Derivative [Line Items] | ||
| Hedge margin liabilities | $ 325 | $ 17 |
| Maximum term over hedging exposures to the variability of cash flow | 14 years | |
| Pre-tax gains related to cash flow hedges that are currently deferred in AOCI and are expected to be reclassified to income over the 12 month period ended December 31, 2012 | $ 84 | |
| Unfavorable Regulatory Action [Member] | ||
| Derivative [Line Items] | ||
| Derivative, Additional Collateral, Obligation to Return Cash | $ 0 | $ 174 |
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- Definition Derivative, Additional Collateral, Obligation to Return Cash No definition available.
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- Definition Maximum term over hedging exposures to the variability of cash flow No definition available.
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of obligation to return cash collateral under master netting arrangements that have not been offset against derivative assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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. No definition available.
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- Details
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