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Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 27 -Article 5 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 51 -Paragraph A3 -Appendix A Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 7 false2107false 4us-gaap_AssetsNetus-gaap_truedebitinstantfalsefalsefalsefalsefalsefalsefalsefalseverboseLabel1truefalsefalse1047700000010477USD$falsetruefalse2truefalsefalse1071100000010711USD$falsetruefalsexbrli:monetaryItemTypemonetaryThe net of assets and liabilities.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 225 -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09.6,7) -URI http://asc.fasb.org/extlink&oid=6488393&loc=d3e606914-122999 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 2 -Subparagraph (SX 210.6-05.4) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e604008-122996 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 05 -Paragraph 4 -Article 6 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Paragraph 19 -Article 6 false21Our consolidated assets at June 30, 2013 and December 31, 2012, include the following assets of certain variable interest entities (VIEs) that can only be used to settle the liabilities of those VIEs: Cash and due from banks, $169 million and $260 million; Trading assets, $152 million and $114 million; Securities available for sale, $1.4 billion and $2.8 billion; Mortgages held for sale, $143 million and $469 million; Net loans, $8.5 billion and $10.6 billion; Other assets, $369 million and 457 million, and Total assets, $10.7 billion and $14.6 billion, respectively.2Our consolidated liabilities at June 30, 2013 and December 31, 2012, include the following VIE liabilities for which the VIE creditors do not have recourse to Wells Fargo: Short-term borrowings, $14 million and $0 million; Accrued expenses and other liabilities, $113 million and $134 million; Long-term debt, $2.7 billion and $3.5 billion; and Total liabilities, $2.8 billion and $3.6 billion, respectively.falseSecuritizations and Variable Interest Entities, Secured Borrowing and Consolidated Variable Interest Entity (Details) (USD $)MillionsUnKnownUnKnownUnKnowntruefalsefalseSheethttp://wellsfargo.com/role/SecuritizationsAndVariableInterestEntitiesSecuredBorrowingAndConsolidatedVariableInterestEntityDetails2107