0001081400 2012-05-01 2012-05-01 0001081400 wells:S000021193Member wells:AAAAMember 2012-05-01 2012-05-01 xbrli:pure iso4217:USD xbrli:shares iso4217:USD xbrli:shares Other 2012-08-31 WELLS FARGO FUNDS TRUST 0001081400 false 2012-05-01 2012-11-07 2012-11-07 <div style="display: none">~ http://xbrl.sec.gov/rr/role/RiskReturnDetailData column period compact * row dei_DocumentInformationDocumentAxis compact * row dei_LegalEntityAxis compact * row rr_ProspectusShareClassAxis compact * row rr_PerformanceMeasureAxis compact * row primary compact * ~</div> <div style="display:none">~http://wells/role/ShareholderFeesDataAAAA column period compact * column rr_ProspectusShareClassAxis compact * row primary compact * row dei_LegalEntityAxis compact wells_S000021193Member ~</div> <div style="display:none">~ http://wells/role/OperatingExpensesDataAAAA column period compact * column rr_ProspectusShareClassAxis compact * row primary compact * row dei_LegalEntityAxis compact wells_S000021193Member ~</div> <div style="display:none">~ http://wells/role/ExpenseExampleAAAA column period compact * column rr_ProspectusShareClassAxis compact * row primary compact * row dei_LegalEntityAxis compact wells_S000021193Member ~</div> <div style="display:none">~ http://wells/role/ExpenseExampleNoRedemptionAAAA column period compact * column rr_ProspectusShareClassAxis compact * row primary compact * row dei_LegalEntityAxis compact wells_S000021193Member ~</div> <div style="display:none">~ http://wells/role/PerformanceTableDataAAAA column period compact * column rr_ProspectusShareClassAxis compact * row primary compact * row dei_LegalEntityAxis compact wells_S000021193Member ~</div> <p style="font-size:12;padding-top:2;padding-bottom:0;padding-left:0;"> The section entitled "Principal Investment Risks" is supplemented to add the following:</p> <p style="font-size:12;padding-top:0;padding-bottom:0;padding-left:0;"> <b>Inverse Floater Risk.</b> The interest payment received on inverse floating rate securities generally will decrease when specified short-term interest rates increase. Inverse floaters are derivative debt instruments that involve leverage, which may magnify the Fund's gains or losses, and exhibit greater price and income volatility than bonds with similar maturities. Inverse floaters are also subject to the risks associated with derivatives and municipal securities. </p> <p style="font-size:12;padding-top:2;padding-bottom:0;padding-left:0;"><b>Effective April 1, 2013, the following principal investment risk applies to the Fund:</b></p> <p style="font-size:12;padding-top:2;padding-bottom:0;padding-left:0;"> The sections entitled "Principal Investment Strategies" are supplemented to add the following:</p> <p style="font-size:12;padding-top:2;padding-bottom:0;padding-left:0;"> The prospectus is supplemented as follows:</p> <p></p> <p></p> <div style="font-size:16;padding-top:5;padding-bottom:0;padding-left:0; text-align: center"> <b>SUPPLEMENT TO THE PROSPECTUS</b></div> <div style="font-size:16;padding-top:5;padding-bottom:0;padding-left:0; text-align: center"> <b>OF</b></div> <div style="font-size:16;padding-top:5;padding-bottom:0;padding-left:0; text-align: center"> <b>WELLS FARGO ADVANTAGE COREBUILDER SHARES</b></div> <div style="font-size:16;padding-top:5;padding-bottom:0;padding-left:0; text-align: center"> <b>Series M</b></div> <p></p> <p></p> <p style="font-size:12;padding-top:2;padding-bottom:0;padding-left:0;"><b> Effective April 1, 2013, we may invest up to 20% of the Fund's total assets in inverse floaters to seek enhanced returns. Inverse floaters are derivative debt instruments created by depositing a municipal security in a trust. Inverse floaters pay interest at rates that generally vary inversely with specified short-term interest rates and involve leverage. We intend to limit leverage created by the Fund's investment in inverse floaters to an amount equal to 20% of the Fund's total assets.</b></p>