2.4.0.8000001 - Document - Document and Entity Informationtruefalsefalse1false falsefalsedefaulthttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:001true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:2false 2dei_DocumentTypedei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00485BPOSfalsefalsefalsedei:submissionTypeItemTypestringThe type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word "Other".No definition available.false0Document Type3false 2dei_DocumentPeriodEndDatedei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002013-03-31falsefalsetruexbrli:dateItemTypedateThe end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.No definition available.false0Document Period End Date4false 2dei_EntityRegistrantNamedei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SEI ASSET ALLOCATION TRUSTfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringThe exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 false0Registrant Name5false 2dei_EntityCentralIndexKeydei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse000001003632falsefalsefalsedei:centralIndexKeyItemTypenaA unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 false0Central Index Key6false 2dei_AmendmentFlagdei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsexbrli:booleanItemTypenaIf the value is true, then the document is an amendment to previously-filed/accepted document.No definition available.false0Amendment Flag7false 2dei_DocumentCreationDatedei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002013-07-29falsefalsetruexbrli:dateItemTypedateThe date the document was made available and submitted, in CCYY-MM-DD format. The date of submission, date of acceptance by the recipient, and the document effective date are all potentially different.No definition available.false0Document Creation Date8false 2dei_DocumentEffectiveDatedei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002013-07-31falsefalsetruexbrli:dateItemTypedateThe date when a document, upon receipt and acceptance, becomes officially effective, in CCYY-MM-DD format. Usually it is a system-assigned date time value, but it may be declared by the submitter in some cases.No definition available.false0Document Effective Date9false 2rr_ProspectusDaterr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse002013-07-31falsefalsetruexbrli:dateItemTypedateThe date of the prospectus.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 1 -Subsection a -Paragraph 3 false0Prospectus Date10false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse2false truefalsedoc_Class_A_ProspectusMember_S000005821Member_C000015968Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005821Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015968Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT DEFENSIVE STRATEGY FUND | SAAT DEFENSIVE STRATEGY FUND - CLASS A11true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:12false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SNSAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol13false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse3false truefalsedoc_Class_A_ProspectusMember_S000005816Member_C000015961Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY ALLOCATION FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005816Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY ALLOCATION FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015961Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT DEFENSIVE STRATEGY ALLOCATION FUND | SAAT DEFENSIVE STRATEGY ALLOCATION FUND - CLASS A14true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:15false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00STDAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol16false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse4false truefalsedoc_Class_A_ProspectusMember_S000005819Member_C000015964Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005819Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015964Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT CONSERVATIVE STRATEGY FUND | SAAT CONSERVATIVE STRATEGY FUND - CLASS A17true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:18false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SVSAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol19false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse5false truefalsedoc_Class_A_ProspectusMember_S000005814Member_C000015959Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY ALLOCATION FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005814Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY ALLOCATION FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015959Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT CONSERVATIVE STRATEGY ALLOCATION FUND | SAAT CONSERVATIVE STRATEGY ALLOCATION FUND - CLASS A20true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:21false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SMGAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol22false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse6false truefalsedoc_Class_A_ProspectusMember_S000005812Member_C000015956Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005812Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015956Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT MODERATE STRATEGY FUND | SAAT MODERATE STRATEGY FUND - CLASS A23true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:24false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SMOAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol25false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse7false truefalsedoc_Class_A_ProspectusMember_S000005818Member_C000015963Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY ALLOCATION FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005818Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY ALLOCATION FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015963Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT MODERATE STRATEGY ALLOCATION FUND | SAAT MODERATE STRATEGY ALLOCATION FUND - CLASS A26true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:27false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SXMAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol28false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse8false truefalsedoc_Class_A_ProspectusMember_S000005808Member_C000015946Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005808Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015946Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT AGGRESSIVE STRATEGY FUND | SAAT AGGRESSIVE STRATEGY FUND - CLASS A29true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:30false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SSGAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol31false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse9false truefalsedoc_Class_A_ProspectusMember_S000005813Member_C000015958Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT TAX-MANAGED AGGRESSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005813Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT TAX-MANAGED AGGRESSIVE STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015958Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT TAX-MANAGED AGGRESSIVE STRATEGY FUND | SAAT TAX-MANAGED AGGRESSIVE STRATEGY FUND - CLASS A32true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:33false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SISAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol34false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse10false truefalsedoc_Class_A_ProspectusMember_S000005820Member_C000015966Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005820Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015966Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT CORE MARKET STRATEGY FUND | SAAT CORE MARKET STRATEGY FUND - CLASS A35true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:36false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SOKAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol37false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse11false truefalsedoc_Class_A_ProspectusMember_S000005815Member_C000015960Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY ALLOCATION FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005815Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY ALLOCATION FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015960Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT CORE MARKET STRATEGY ALLOCATION FUND | SAAT CORE MARKET STRATEGY ALLOCATION FUND - CLASS A38true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:39false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SKTAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol40false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse12false truefalsedoc_Class_A_ProspectusMember_S000005811Member_C000015954Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005811Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015954Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT MARKET GROWTH STRATEGY FUND | SAAT MARKET GROWTH STRATEGY FUND - CLASS A41true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:42false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SRWAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol43false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse13false truefalsedoc_Class_A_ProspectusMember_S000005817Member_C000015962Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass A Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_A_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY ALLOCATION FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005817Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY ALLOCATION FUND - CLASS Arr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015962Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class A Prospectus | SAAT MARKET GROWTH STRATEGY ALLOCATION FUND | SAAT MARKET GROWTH STRATEGY ALLOCATION FUND - CLASS A44true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:45false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SGOAXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol46false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse14false truefalsedoc_Class_D_ProspectusMember_S000005819Member_C000093799Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass D Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_D_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005819Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUND - CLASS Drr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000093799Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class D Prospectus | SAAT CONSERVATIVE STRATEGY FUND | SAAT CONSERVATIVE STRATEGY FUND - CLASS D47true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:48false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SSTDXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol49false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse15false truefalsedoc_Class_D_ProspectusMember_S000005812Member_C000093798Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass D Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_D_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005812Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUND - CLASS Drr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000093798Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class D Prospectus | SAAT MODERATE STRATEGY FUND | SAAT MODERATE STRATEGY FUND - CLASS D50true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:51false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SMSDXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol52false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse16false truefalsedoc_Class_D_ProspectusMember_S000005808Member_C000093796Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass D Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_D_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005808Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUND - CLASS Drr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000093796Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class D Prospectus | SAAT AGGRESSIVE STRATEGY FUND | SAAT AGGRESSIVE STRATEGY FUND - CLASS D53true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:54false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SASDXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol55false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse17false truefalsedoc_Class_D_ProspectusMember_S000005811Member_C000093797Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass D Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_D_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005811Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUND - CLASS Drr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000093797Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class D Prospectus | SAAT MARKET GROWTH STRATEGY FUND | SAAT MARKET GROWTH STRATEGY FUND - CLASS D56true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:57false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SMKDXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol58false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse18false truefalsedoc_Class_I_ProspectusMember_S000005821Member_C000015969Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005821Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT DEFENSIVE STRATEGY FUND - CLASS Irr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015969Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class I Prospectus | SAAT DEFENSIVE STRATEGY FUND | SAAT DEFENSIVE STRATEGY FUND - CLASS I59true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:60false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SEDIXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol61false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse19false truefalsedoc_Class_I_ProspectusMember_S000005819Member_C000015965Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005819Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CONSERVATIVE STRATEGY FUND - CLASS Irr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015965Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class I Prospectus | SAAT CONSERVATIVE STRATEGY FUND | SAAT CONSERVATIVE STRATEGY FUND - CLASS I62true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:63false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SICIXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol64false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse20false truefalsedoc_Class_I_ProspectusMember_S000005812Member_C000015957Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005812Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MODERATE STRATEGY FUND - CLASS Irr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015957Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class I Prospectus | SAAT MODERATE STRATEGY FUND | SAAT MODERATE STRATEGY FUND - CLASS I65true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:66false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SMSIXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol67false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse21false truefalsedoc_Class_I_ProspectusMember_S000005808Member_C000015947Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005808Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT AGGRESSIVE STRATEGY FUND - CLASS Irr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015947Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class I Prospectus | SAAT AGGRESSIVE STRATEGY FUND | SAAT AGGRESSIVE STRATEGY FUND - CLASS I68true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:69false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SEAIXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol70false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse22false truefalsedoc_Class_I_ProspectusMember_S000005820Member_C000015967Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005820Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT CORE MARKET STRATEGY FUND - CLASS Irr_ProspectusShareClassAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_C000015967Memberrr_ProspectusShareClassAxisexplicitMembernanafalse0Class I Prospectus | SAAT CORE MARKET STRATEGY FUND | SAAT CORE MARKET STRATEGY FUND - CLASS I71true 1rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:72false 2dei_TradingSymboldei_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00SCMSXfalsefalsefalsexbrli:normalizedStringItemTypenormalizedstringTrading symbol of an instrument as listed on an exchange.No definition available.false0Trading Symbol73false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse23false truefalsedoc_Class_I_ProspectusMember_S000005811Member_C000015955Memberhttp://www.sec.gov/CIK0001003632duration2013-03-31T00:00:002013-03-31T00:00:00falsefalseClass I Prospectusdei_DocumentInformationDocumentAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_doc_Class_I_ProspectusMemberdei_DocumentInformationDocumentAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUNDdei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0001003632_S000005811Memberdei_LegalEntityAxisexplicitMemberfalsefalseSAAT MARKET GROWTH STRATEGY FUND - 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