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DERIVATIVE INSTRUMENTS - Offsetting of Financial Assets and Derivative Assets (Details) (USD $) In Millions, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Offsetting Assets [Line Items] |  |
Derivative assets carrying value | $ 430 | $ 345
Securities lending carrying value | 202 | 6,122
Securities lending cash collateral received | (207) | (6,277)
Securities lending net | (5) | (155)
Derivative assets and financial assets carrying value | 474 | 6,276
Derivative assets and financial assets cash collateral received | (207) | (6,277)
Derivative assets and financial assets net | 267 | (1)
Investments Other Than Consolidated Variable Interest Entities |  |
Offsetting Assets [Line Items] |  |
Derivative assets carrying value | 272 | 154
Derivative assets cash collateral received | 0 | 0
Derivative assets net | 272 | 154
Investments Other Than Consolidated Variable Interest Entities | Foreign currency swaps |  |
Offsetting Assets [Line Items] |  |
Derivative assets carrying value | 251 | 154
Derivative assets cash collateral received | 0 | 0
Derivative assets net | 251 | 154
Investments Other Than Consolidated Variable Interest Entities | Foreign currency forwards |  |
Offsetting Assets [Line Items] |  |
Derivative assets carrying value | 19 |
Derivative assets cash collateral received | 0 |
Derivative assets net | 19 |
Investments Other Than Consolidated Variable Interest Entities | Foreign currency options |  |
Offsetting Assets [Line Items] |  |
Derivative assets carrying value | 2 |
Derivative assets cash collateral received | 0 |
Derivative assets net | $ 2 |

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- Definition Derivative assets and financial assets, after the effects of master netting arrangements. Includes assets not subject to a master netting arrangement and not elected to be offset. + References No definition available. + Details
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- Details
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- Definition Amount of securities loaned to entities in exchange for collateral offset against an obligation to return collateral under a master netting arrangement. Includes assets not subject to a master netting arrangement and not elected to be offset. + References No definition available. + Details
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- Definition The amount of the obligation to return cash collateral under master netting arrangements that have not been offset against net derivative instrument positions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=7476318&loc=d3e41678-113959 + Details
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- Definition Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -Clause 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959 + Details
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