2.4.0.8405230 - Disclosure - Loans and Allowance for Credit Losses, PCI, by FICO Score, Consumer (Details)truefalseIn Millions, unless otherwise specifiedfalse1false USDfalsefalse$AS_OF_Jun30_2013http://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00USDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$2false USDfalsefalse$AS_OF_Dec31_2012http://www.sec.gov/CIK0000072971instant2012-12-31T00:00:000001-01-01T00:00:00USDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$3false USDfalsefalse$AS_OF_Dec31_2008http://www.sec.gov/CIK0000072971instant2008-12-31T00:00:000001-01-01T00:00:00USDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$1true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse02false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2879900000028799USD$falsetruefalse2truefalsefalse3096800000030968USD$falsetruefalse3truefalsefalse5879700000058797USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false23false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4false USDtruefalse$AS_OF_Jun30_2013_us-gaap_MortgageLoansOnRealEstateLoanTypeAxis_ResidentialMortgageMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential Mortgage [Member]us-gaap_MortgageLoansOnRealEstateLoanTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_ResidentialMortgageMemberus-gaap_MortgageLoansOnRealEstateLoanTypeAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse04true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse05false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2554200000025542USD$falsefalsefalse2truefalsefalse2699100000026991USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false26false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse6false USDtruefalse$AS_OF_Jun30_2013_us-gaap_MortgageLoansOnRealEstateLoanTypeAxis_ResidentialMortgageMember_wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxis_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseResidential Mortgage [Member]us-gaap_MortgageLoansOnRealEstateLoanTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_ResidentialMortgageMemberus-gaap_MortgageLoansOnRealEstateLoanTypeAxisexplicitMemberfalsefalsePurchased Credit-Impaired Loans [Member]wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisxbrldihttp://xbrl.org/2006/xbrldiwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse07true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse08false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreLessThan600wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse1145900000011459USD$falsefalsefalse2truefalsefalse1330700000013307USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 600.No definition available.false29false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredToSixHundredThirtyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse63730000006373USD$falsefalsefalse2truefalsefalse67410000006741USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 640 but more than 600.No definition available.false210false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredFortyToSixHundredSeventyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse67050000006705USD$falsefalsefalse2truefalsefalse66750000006675USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 680 but more than 639.No definition available.false211false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredEightyToSevenHundredNineteenwfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse36960000003696USD$falsefalsefalse2truefalsefalse36740000003674USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 720 but more than 679.No definition available.false212false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredTwentyToSevenHundredFiftyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse17070000001707USD$falsefalsefalse2truefalsefalse17680000001768USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 760 but more than 719.No definition available.false213false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredSixtyToSevenHundredNinetyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse889000000889USD$falsefalsefalse2truefalsefalse880000000880USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 800 but more than 759.No definition available.false214false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreGreaterThan800wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse207000000207USD$falsefalsefalse2truefalsefalse203000000203USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score greater than 800.No definition available.false215false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreNotAvailablewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse137000000137USD$falsefalsefalse2truefalsefalse159000000159USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing Receivable, Recorded Investment, FICO Score Not Available.No definition available.false216false 5wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityGrosswfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse3117300000031173USD$falsefalsefalse2truefalsefalse3340700000033407USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality, adjusted for writedowns, and before deduction of accretable yield and nonaccretable difference.No definition available.false217false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2554200000025542USD$falsefalsefalse2truefalsefalse2699100000026991USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false218false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse8false USDtruefalse$AS_OF_Jun30_2013_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_FirstMortgageMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReal estate 1-4 family first mortgage [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FirstMortgageMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse019true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse020false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2540800000025408USD$falsefalsefalse2truefalsefalse2683900000026839USD$falsefalsefalse3truefalsefalse3921400000039214USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false221false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse11false USDtruefalse$AS_OF_Jun30_2013_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_FirstMortgageMember_wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxis_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReal estate 1-4 family first mortgage [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_FirstMortgageMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberfalsefalsePurchased Credit-Impaired Loans [Member]wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisxbrldihttp://xbrl.org/2006/xbrldiwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse022true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse023false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreLessThan600wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse1134100000011341USD$falsefalsefalse2truefalsefalse1316300000013163USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 600.No definition available.false224false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredToSixHundredThirtyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse63100000006310USD$falsefalsefalse2truefalsefalse66730000006673USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 640 but more than 600.No definition available.false225false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredFortyToSixHundredSeventyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse66340000006634USD$falsefalsefalse2truefalsefalse66020000006602USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 680 but more than 639.No definition available.false226false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredEightyToSevenHundredNineteenwfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse36590000003659USD$falsefalsefalse2truefalsefalse36350000003635USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 720 but more than 679.No definition available.false227false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredTwentyToSevenHundredFiftyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse16960000001696USD$falsefalsefalse2truefalsefalse17570000001757USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 760 but more than 719.No definition available.false228false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredSixtyToSevenHundredNinetyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse884000000884USD$falsefalsefalse2truefalsefalse874000000874USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 800 but more than 759.No definition available.false229false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreGreaterThan800wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse206000000206USD$falsefalsefalse2truefalsefalse202000000202USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score greater than 800.No definition available.false230false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreNotAvailablewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse135000000135USD$falsefalsefalse2truefalsefalse156000000156USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing Receivable, Recorded Investment, FICO Score Not Available.No definition available.false231false 5wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityGrosswfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse3086500000030865USD$falsefalsefalse2truefalsefalse3306200000033062USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality, adjusted for writedowns, and before deduction of accretable yield and nonaccretable difference.No definition available.false232false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse2540800000025408USD$falsefalsefalse2truefalsefalse2683900000026839USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false233false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse13false USDtruefalse$AS_OF_Jun30_2013_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_SecondMortgageMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReal estate 1-4 family junior lien mortgage [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SecondMortgageMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse034true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse035false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse134000000134USD$falsefalsefalse2truefalsefalse152000000152USD$falsefalsefalse3truefalsefalse728000000728USD$falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false236false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse16false USDtruefalse$AS_OF_Jun30_2013_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_SecondMortgageMember_wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxis_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberhttp://www.sec.gov/CIK0000072971instant2013-06-30T00:00:000001-01-01T00:00:00falsefalseReal estate 1-4 family junior lien mortgage [Member]us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisxbrldihttp://xbrl.org/2006/xbrldius-gaap_SecondMortgageMemberus-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxisexplicitMemberfalsefalsePurchased Credit-Impaired Loans [Member]wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisxbrldihttp://xbrl.org/2006/xbrldiwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityMemberwfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityAxisexplicitMemberUSDollarStandardhttp://www.xbrl.org/2003/iso4217USDiso42170USDUSD$nanafalse037true 4wfc_FinancingReceivablesAcquiredWithDeterioratedCreditQualityByFicoAbstractwfc_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse038false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreLessThan600wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse118000000118USD$falsefalsefalse2truefalsefalse144000000144USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 600.No definition available.false239false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredToSixHundredThirtyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse6300000063USD$falsefalsefalse2truefalsefalse6800000068USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 640 but more than 600.No definition available.false240false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredFortyToSixHundredSeventyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse7100000071USD$falsefalsefalse2truefalsefalse7300000073USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 680 but more than 639.No definition available.false241false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSixHundredEightyToSevenHundredNineteenwfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse3700000037USD$falsefalsefalse2truefalsefalse3900000039USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 720 but more than 679.No definition available.false242false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredTwentyToSevenHundredFiftyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse1100000011USD$falsefalsefalse2truefalsefalse1100000011USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 760 but more than 719.No definition available.false243false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreSevenHundredSixtyToSevenHundredNinetyNinewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse50000005USD$falsefalsefalse2truefalsefalse60000006USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score less than 800 but more than 759.No definition available.false244false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreGreaterThan800wfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse10000001USD$falsefalsefalse2truefalsefalse10000001USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing receivables with FICO score greater than 800.No definition available.false245false 5wfc_FinancingReceivableRecordedInvestmentFicoScoreNotAvailablewfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse20000002USD$falsefalsefalse2truefalsefalse30000003USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryFinancing Receivable, Recorded Investment, FICO Score Not Available.No definition available.false246false 5wfc_FinancingReceivableAcquiredWithDeterioratedCreditQualityGrosswfc_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse308000000308USD$falsefalsefalse2truefalsefalse345000000345USD$falsefalsefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality, adjusted for writedowns, and before deduction of accretable yield and nonaccretable difference.No definition available.false247false 5us-gaap_FinancingReceivableAcquiredWithDeterioratedCreditQualityus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse134000000134USD$falsetruefalse2truefalsefalse152000000152USD$falsetruefalse3falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe balance of financing receivables that were acquired with deteriorated credit quality.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524 false2falseLoans and Allowance for Credit Losses, PCI, by FICO Score, Consumer (Details) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://wellsfargo.com/role/LoansAndAllowanceForCreditLossesPCIByFICOScoreConsumerDetails347