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of addition (reduction) to the amount at which an asset could be incurred (settled) in a current transaction between willing parties.No definition available.false2Fair value adjustment on transfter to held-for-sale8false 4hsbcfc_PeriodOfReceivablesSoldInMultipleTransactionhsbcfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse0018 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4us-gaap_ServicingFeesus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13truefalsefalse1200000012000000falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of fees from providing shareholder services, including, but not limited to, answering shareholder inquiries and providing shareholders with information about their investments.No definition available.false2Servicing Fees10false 4us-gaap_LoansReceivableHeldForSaleNetus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse49910000004991000000[1]falsefalsefalse2truefalsefalse49910000004991000000[1]falsefalsefalse3truefalsefalse63540000006354000000falsefalsefalse4truefalsefalse62030000006203000000falsefalsefalse5falsefalsefalse00falsefalsefalse6truefalsefalse49910000004991000000falsefalsefalse7falsefalsefalse00falsefalsefalse8truefalsefalse30220000003022000000falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13truefalsefalse00[1]falsefalsefalse14truefalsefalse29470000002947000000falsefalsefalse15truefalsefalse00[1]falsefalsefalse16truefalsefalse31810000003181000000[2]falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse49910000004991000000[1]falsefalsefalse20truefalsefalse49910000004991000000[1]falsefalsefalse21truefalsefalse34070000003407000000falsefalsefalse22truefalsefalse30220000003022000000falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of loans held for sale, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Subparagraph a -Article 9 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.7(a)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 35 -Paragraph 49 -URI http://asc.fasb.org/extlink&oid=25442802&loc=d3e3084-111518 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 948 -SubTopic 310 -Section 30 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6490209&loc=d3e48214-111002 false2Receivables held for sale11false 4hsbcfc_SettlementReceivablehsbcfc_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-171000000-171000000falsefalsefalse2truefalsefalse-318000000-318000000falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13truefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15truefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19truefalsefalse-171000000-171000000falsefalsefalse20truefalsefalse-318000000-318000000falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23truefalsefalse118000000118000000falsefalsefalse24truefalsefalse230000000230000000falsefalsefalse25truefalsefalse5300000053000000falsefalsefalse26truefalsefalse8800000088000000falsefalsefalsexbrli:monetaryItemTypemonetarySettlement ReceivableNo definition available.false2Real estate secured receivables held for sale through short sale or transfer to REO12false 4hsbcfc_LowerOfCostOrFairValueAdjustmentOnLoansHeldForSaleIncludingCreditComponenthsbcfc_falsecreditdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse-471000000-471000000falsefalsefalse2truefalsefalse-925000000-925000000falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12falsefalsefalse00falsefalsefalse13truefalsefalse00falsefalsefalse14truefalsefalse-82000000-82000000falsefalsefalse15truefalsefalse8200000082000000falsefalsefalse16falsefalsefalse00falsefalsefalse17truefalsefalse-453000000-453000000falsefalsefalse18truefalsefalse-947000000-947000000falsefalsefalse19truefalsefalse-471000000-471000000falsefalsefalse20truefalsefalse-1007000000-1007000000falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23truefalsefalse-16000000-16000000falsefalsefalse24truefalsefalse-49000000-49000000falsefalsefalse25truefalsefalse-2000000-2000000falsefalsefalse26truefalsefalse-11000000-11000000falsefalsefalsexbrli:monetaryItemTypemonetaryLower of Cost or Fair Value Adjustment on Loans Held for Sale Including Credit Component.No definition available.false2Lower of amortized cost or fair value adjustment13false 4hsbcfc_LoansandRecievablesHeldforSaleChargeshsbcfc_falsedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalse8falsefalsefalse00falsefalsefalse9falsefalsefalse00falsefalsefalse10falsefalsefalse00falsefalsefalse11falsefalsefalse00falsefalsefalse12truefalsefalse8200000082000000USD$falsetruefalse13falsefalsefalse00falsefalsefalse14falsefalsefalse00falsefalsefalse15falsefalsefalse00falsefalsefalse16falsefalsefalse00falsefalsefalse17falsefalsefalse00falsefalsefalse18falsefalsefalse00falsefalsefalse19falsefalsefalse00falsefalsefalse20falsefalsefalse00falsefalsefalse21falsefalsefalse00falsefalsefalse22falsefalsefalse00falsefalsefalse23falsefalsefalse00falsefalsefalse24falsefalsefalse00falsefalsefalse25falsefalsefalse00falsefalsefalse26falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryLoans and Recievables Held-for-Sale, ChargesNo definition available.false2Charges1Net of a valuation allowance of $309 million at June 30, 2013.2The majority of the real estate secured receivables held for sale consider collateral value, among other items, in determining fair value. Collateral values are based on the most recently available broker's price opinion and the collateral loss severity rate averaged 31 percent and 37 percent at June 30, 2013 and December 31, 2012, respectively.falseReceivables Held for Sale - Additional Information (Detail) (USD $)NoRoundingUnKnownUnKnownUnKnowntruefalsefalseSheethttp://www.us.hsbc.com/role/ReceivablesHeldForSaleAdditionalInformationDetail2613