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value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258 true2Total assets at fair value on a non-recurring basis5false 4hsbcfc_FairValueAssetsMeasuredOnNonrecurringBasisGainLossIncludedInEarningshsbcfc_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse354000000354USD$falsetruefalse2truefalsefalse-1686000000-1686USD$falsetruefalse3truefalsefalse791000000791USD$falsetruefalse4truefalsefalse-1712000000-1712USD$falsetruefalse5truefalsefalse372000000372USD$falsetruefalse6truefalsefalse-1349000000-1349USD$falsetruefalse7truefalsefalse908000000908USD$falsetruefalse8truefalsefalse-1349000000-1349USD$falsetruefalse9truefalsefalse00USD$falsetruefalse10truefalsefalse-310000000-310USD$falsetruefalse11truefalsefalse-82000000-82USD$falsetruefalse12truefalsefalse-310000000-310USD$falsetruefalse13truefalsefalse372000000372USD$falsetruefalse14truefalsefalse-1659000000-1659USD$falsetruefalse15truefalsefalse826000000826USD$falsetruefalse16truefalsefalse-1659000000-1659USD$falsetruefalse17truefalsefalse-18000000-18[1]USD$falsetruefalse18truefalsefalse-27000000-27[1]USD$falsetruefalse19truefalsefalse-35000000-35[1]USD$falsetruefalse20truefalsefalse-53000000-53[1]USD$falsetruefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalse27falsefalsefalse00falsefalsefalse28falsefalsefalse00falsefalsefalse29falsefalsefalse00falsefalsefalse30falsefalsefalse00falsefalsefalse31falsefalsefalse00falsefalsefalse32falsefalsefalse00falsefalsefalse33falsefalsefalse00falsefalsefalse34falsefalsefalse00falsefalsefalse35falsefalsefalse00falsefalsefalse36falsefalsefalse00falsefalsefalse37falsefalsefalse00falsefalsefalse38falsefalsefalse00falsefalsefalse39falsefalsefalse00falsefalsefalse40falsefalsefalse00falsefalsefalse41falsefalsefalse00falsefalsefalse42falsefalsefalse00falsefalsefalse43falsefalsefalse00falsefalsefalse44falsefalsefalse00falsefalsefalse45falsefalsefalse00falsefalsefalse46falsefalsefalse00falsefalsefalse47falsefalsefalse00falsefalsefalse48falsefalsefalse00falsefalsefalse49falsefalsefalse00falsefalsefalse50falsefalsefalse00falsefalsefalse51falsefalsefalse00falsefalsefalse52falsefalsefalse00falsefalsefalse53falsefalsefalse00falsefalsefalse54falsefalsefalse00falsefalsefalse55falsefalsefalse00falsefalsefalse56falsefalsefalse00falsefalsefalse57falsefalsefalse00falsefalsefalse58falsefalsefalse00falsefalsefalse59falsefalsefalse00falsefalsefalse60falsefalsefalse00falsefalsefalse61falsefalsefalse00falsefalsefalse62falsefalsefalse00falsefalsefalse63falsefalsefalse00falsefalsefalse64falsefalsefalse00falsefalsefalse65falsefalsefalse00falsefalsefalse66falsefalsefalse00falsefalsefalse67falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFair Value Assets Measured On Nonrecurring Basis Gain Loss Included In EarningsNo definition available.false2Total Gains (Losses)1Real estate owned is required to be reported on the balance sheet net of transactions costs. The real estate owned amounts in the table above reflect the fair value of the underlying asset unadjusted for transaction costs.falseFair Value Measurements - Assets and Liabilities Recorded at Fair Value on Non-recurring Basis (Detail) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.us.hsbc.com/role/FairValueMeasurementsAssetsAndLiabilitiesRecordedAtFairValueOnNonRecurringBasisDetail675