2.4.0.8020001 - Disclosure - Risk/Return Detail Data {Elements} - Dreyfus Select Managers Small Cap Value Fundtruetruefalse1false falsefalseS000024356Memberhttp://www.sec.gov/CIK0000737520duration2013-08-01T00:00:002013-08-01T00:00:001false 0truefalsetruefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalse1false truefalseS000024356Memberhttp://www.sec.gov/CIK0000737520duration2013-08-01T00:00:002013-08-01T00:00:00falsefalseDreyfus Select Managers Small Cap Value Funddei_LegalEntityAxisxbrldihttp://xbrl.org/2006/xbrldick0000737520_S000024356Memberdei_LegalEntityAxisexplicitMembernanafalse0Dreyfus Select Managers Small Cap Value Fund2true 3rr_RiskReturnAbstractrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsexbrli:stringItemTypestringfalse0Risk/Return:3false 4ck0000737520_SupplementTextBlockck0000737520_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00 August 1, 2013 STRATEGIC FUNDS, INC. – Dreyfus Select Managers Small CapValue Fund Supplement to Summary and Statutory Prospectuses dated July 1, 2013 IMPORTANT NOTICE REGARDING CHANGE IN INVESTMENT POLICY falsefalsefalsenonnum:textBlockItemTypenaNo authoritative reference available.No definition available.false0Supplement [Text Block]4false 4rr_RiskReturnHeadingrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00Dreyfus Select Managers Small Cap Value Fundfalsefalsefalsexbrli:stringItemTypestringRisk/Return Summary Investment Objectives/Goals Include the following information, in plain English under rule 421(d) under the Securities Act, in the order and subject matter indicatedReference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 2 false0Risk/Return [Heading]5false 4rr_StrategyNarrativeTextBlockrr_falsenadurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00 Effective on or about October 1, 2013, the following information will supersede and replace the second and third sentences of the first paragraph in “Principal Investment Strategy” in the summary prospectus and “Fund Summary — Principal Investment Strategy” in the prospectus and the fourth through eight sentences of the first paragraph in “Fund Details — Goal and Approach” in the prospectus: The fund currently considers small cap companies to be those companies with market capitalizations that fall within the range of $50 million and $10 billion. The fund may invest up to 20% of its net assets in securities not considered to be small cap companies. falsefalsefalsenonnum:textBlockItemTypenaPrincipal investment strategies of the Fund. Summarize how the Fund intends to achieve its investment objectives by identifying the Fund's principal investment strategies (including the type or types of securities in which the Fund invests or will invest principally) and any policy to concentrate in securities of issuers in a particular industry or group of industries.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form -Number N-1A -Chapter A -Section 4 -Subsection a false0Strategy Narrative [Text Block]falseRisk/Return Detail Data - Dreyfus Select Managers Small Cap Value Fund (Dreyfus Select Managers Small Cap Value Fund)UnKnownUnKnownUnKnownUnKnowntruefalsefalseSheethttp://dreyfus.com/20130801/role/DisclosureRiskReturnDetailDataElementsDreyfusSelectManagersSmallCapValueFund15