2.3.0.11 Html 127 106 1 true 72 0 false 2 true true R1.htm 0100000 - Document - Risk/Return Summary - Columbia Absolute Return Emerging Markets Macro Fund (Class A, B, C, I, R and W Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnEmergingMarketsMacroFundClassABCIRAndWShares Risk/Return Summary - Columbia Absolute Return Emerging Markets Macro Fund (Class A, B, C, I, R and W Shares) false true R2.htm 0100001 - Document - Risk/Return Summary - Columbia Absolute Return Emerging Markets Macro Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnEmergingMarketsMacroFundClassZShares Risk/Return Summary - Columbia Absolute Return Emerging Markets Macro Fund (Class Z Shares) false true R3.htm 0100002 - Document - Risk/Return Summary - Columbia Absolute Return Enhanced Multi-Strategy Fund (Class A, B, C, I, R and W Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnEnhancedMultiStrategyFundClassABCIRAndWShares Risk/Return Summary - Columbia Absolute Return Enhanced Multi-Strategy Fund (Class A, B, C, I, R and W Shares) false true R4.htm 0100003 - Document - Risk/Return Summary - Columbia Absolute Return Enhanced Multi-Strategy Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnEnhancedMultiStrategyFundClassZShares Risk/Return Summary - Columbia Absolute Return Enhanced Multi-Strategy Fund (Class Z Shares) false true R5.htm 0100004 - Document - Risk/Return Summary - Columbia Absolute Return Multi-Strategy Fund (Class A, B, C, I, R and W Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnMultiStrategyFundClassABCIRAndWShares Risk/Return Summary - Columbia Absolute Return Multi-Strategy Fund (Class A, B, C, I, R and W Shares) false true R6.htm 0100005 - Document - Risk/Return Summary - Columbia Absolute Return Multi-Strategy Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaAbsoluteReturnMultiStrategyFundClassZShares Risk/Return Summary - Columbia Absolute Return Multi-Strategy Fund (Class Z Shares) false true R7.htm 0100006 - Document - Risk/Return Summary - Columbia High Yield Bond Fund (Class A B, C, I, R, R3, R4, R5 and W Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaHighYieldBondFundClassABCIRR3R4R5AndWShares Risk/Return Summary - Columbia High Yield Bond Fund (Class A B, C, I, R, R3, R4, R5 and W Shares) false true R8.htm 0100007 - Document - Risk/Return Summary - Columbia High Yield Bond Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaHighYieldBondFundClassZShares Risk/Return Summary - Columbia High Yield Bond Fund (Class Z Shares) false true R9.htm 0100008 - Document - Risk/Return Summary - Columbia Multi-Advisor Small Cap Value Fund (Class A, B, C, I, R, R3, R4 and R5 Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaMultiAdvisorSmallCapValueFundClassABCIRR3R4AndR5Shares Risk/Return Summary - Columbia Multi-Advisor Small Cap Value Fund (Class A, B, C, I, R, R3, R4 and R5 Shares) false true R10.htm 0100009 - Document - Risk/Return Summary - Columbia Multi-Advisor Small Cap Value Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaMultiAdvisorSmallCapValueFundClassZShares Risk/Return Summary - Columbia Multi-Advisor Small Cap Value Fund (Class Z Shares) false true R11.htm 0100010 - Document - Risk/Return Summary - Columbia U.S. Government Mortgage Fund (Class A, B, C, I and R4 Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaUSGovernmentMortgageFundClassABCIAndR4Shares Risk/Return Summary - Columbia U.S. Government Mortgage Fund (Class A, B, C, I and R4 Shares) false true R12.htm 0100011 - Document - Risk/Return Summary - Columbia U.S. Government Mortgage Fund (Class Z Shares) {Unlabeled} Sheet http://columbiamanagement.com/role/RiskReturnSummaryColumbiaUSGovernmentMortgageFundClassZShares Risk/Return Summary - Columbia U.S. Government Mortgage Fund (Class Z Shares) false false R67.htm 040000 - Disclosure - Risk/Return Detail Data {Elements} Sheet http://xbrl.sec.gov/rr/role/RiskReturnDetailData Risk/Return Detail Data false false All Reports Book All Reports cfst1352280-20110801.xml cfst1352280-20110801.xsd cfst1352280-20110801_cal.xml cfst1352280-20110801_def.xml cfst1352280-20110801_lab.xml cfst1352280-20110801_pre.xml BarChart1.jpg BarChart2.jpg BarChart3.jpg BarChart4.jpg BarChart5.jpg BarChart6.jpg true true