2.2.0.7falseRISK MANAGEMENT ACTIVITIES AND FAIR VALUE MEASUREMENTS - Additional Information (Detail) (USD $)144 - Disclosure - RISK MANAGEMENT ACTIVITIES AND FAIR VALUE MEASUREMENTS - Additional Information (Detail)truefalseIn Millionsfalsefalse1USDfalsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepure0sharesStandardhttp://www.xbrl.org/2003/instanceshares0iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0$false2USDfalsefalseiso4217_USDStandardhttp://www.xbrl.org/2003/iso4217USDiso42170pureStandardhttp://www.xbrl.org/2003/instancepure0sharesStandardhttp://www.xbrl.org/2003/instanceshares0iso4217_USD_per_sharesDividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instanceshares0$53us-gaap_DerivativeNetLiabilityPositionAggregateFairValueus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalsefalse226000000226falsefalsefalse2falsefalsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe aggregate fair value amounts of derivative instruments that contain credit-risk-related contingent features that are in a net liability position at the end of the reporting period. For nonderivative instruments that are designated and qualify as hedging instruments, the fair value amounts are the carrying value of the nonderivative hedging instrument, including the adjustment for the foreign currency transaction gain or loss on that instrument.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 44D
-Subparagraph b
false63us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseNetOfTaxus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsetruefalsefalse789000000789falsefalsefalse2falsetruefalsefalse964000000964falsefalsefalsexbrli:monetaryItemTypemonetaryCurrent period adjustment in other comprehensive income reflecting gains (losses) on foreign currency transactions that are designated as, and are effective as, hedges of a net investment in a foreign entity, net of tax effect.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 44C
-Subparagraph b(2)
Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 52
-Paragraph 20
-Subparagraph a
false73us-gaap_TranslationAdjustmentForNetInvestmentHedgeNetOfTaxus-gaaptruecreditinstantNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalsefalse1truetruefalsefalse-3270000000-3270falsefalsefalse2truetruefalsefalse-4059000000-4059falsefalsefalsexbrli:monetaryItemTypemonetaryCumulative adjustment resulting from gains and losses on foreign currency derivatives that are designated as, and are effective as, hedges of a net investment in a foreign entity, commencing as of the designation date. Adjustment reported in equity as part of accumulated other comprehensive income.Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 52
-Paragraph 31
-Subparagraph b, c
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