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DERIVATIVE INSTRUMENTS - Gains (Losses) Recognized on Fair Value Hedging Relationships (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Fixed-maturity securities and equity securities | Foreign currency forwards |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total gains (losses) recognized for derivatives | $ (114) | $ 90 | $ 193 | $ 2,103
Gains (losses) on derivatives excluded from effectiveness testing | (53) | (186) | (151) | (278)
Gains (losses) on derivatives included in effectiveness testing | (61) | 276 | 344 | 2,381
Gains (losses) recognized for hedged items | 61 | (288) | (326) | (2,406)
Ineffectiveness recognized for fair value hedge | 0 | (12) | 18 | (25)
Fixed maturities | Foreign currency options |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Total gains (losses) recognized for derivatives | (14) | (4) | 3 | 2
Gains (losses) on derivatives excluded from effectiveness testing | (14) | (4) | (8) | 2
Gains (losses) on derivatives included in effectiveness testing | 0 | 0 | 11 | 0
Gains (losses) recognized for hedged items | 0 | 0 | (10) | 0
Ineffectiveness recognized for fair value hedge | $ 0 | $ 0 | $ 1 | $ 0

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- Definition Gain (loss) from components included in assessment of fair value hedge effectiveness net + References No definition available. + Details
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- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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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. + References No definition available. + Details
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- Definition Net gain (loss) relating to components of the gain (loss) on the fair value hedging instrument excluded from the assessment of fair value hedge effectiveness. Recognized in earnings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition Amount of gain (loss)recognized in the income statement from the hedging ineffectiveness of a fair value hedge. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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