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DERIVATIVE INSTRUMENTS - Fair Value and Notional Amounts of Derivatives With Counterparty Credit Risk (Details) - USD ($) $ in Millions | Sep. 30, 2016 | Dec. 31, 2015
--- | --- | ---
Derivative Instruments and Hedging Activities Disclosure [Line Items] |  |
Notional Amount of Derivatives | $ 39,238 | $ 22,127
Asset Derivatives Fair Value | 1,662 | 676
Liability Derivatives Fair Value | (601) | (371)
AA |  |
Derivative Instruments and Hedging Activities Disclosure [Line Items] |  |
Notional Amount of Derivatives | 4,193 | 2,187
Asset Derivatives Fair Value | 123 | 166
Liability Derivatives Fair Value | (110) | (35)
A |  |
Derivative Instruments and Hedging Activities Disclosure [Line Items] |  |
Notional Amount of Derivatives | 33,946 | 19,940
Asset Derivatives Fair Value | 1,482 | 510
Liability Derivatives Fair Value | (425) | (336)
BBB |  |
Derivative Instruments and Hedging Activities Disclosure [Line Items] |  |
Notional Amount of Derivatives | 1,099 | 0
Asset Derivatives Fair Value | 57 | 0
Liability Derivatives Fair Value | $ (66) | $ 0

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 15 -Paragraph 83 -URI http://asc.fasb.org/extlink&oid=66900655&loc=d3e34841-113949 + Details
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- Definition This item represents disclosure of all significant concentrations of credit risk or market risk arising from the subject financial instrument (as defined), whether from an individual counterparty or groups of counterparties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 15 -Paragraph 83 -URI http://asc.fasb.org/extlink&oid=66900655&loc=d3e34841-113949 + Details
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