Label	Element	Value
Risk/Return:	rr_RiskReturnAbstract
Prospectus Date	rr_ProspectusDate	Jan. 01, 2012
Dreyfus Moderate Allocation Fund (Prospectus Summary): \| Dreyfus Moderate Allocation Fund
Risk/Return:	rr_RiskReturnAbstract
Risk/Return, Heading	rr_RiskReturnHeading	DREYFUS MODERATE ALLOCATION FUND
Supplement Text	ck0000737520_SupplementTextBlock	November 9, 2012 DREYFUS ALLOCATION FUNDS DREYFUS CONSERVATIVE ALLOCATION FUND DREYFUS GROWTH ALLOCATION FUND DREYFUS MODERATE ALLOCATION FUND Supplement to Summary Prospectus and Statutory Prospectus dated January 1, 2012 The following supersedes the information contained in the funds' prospectus under the section entitled “Fund Summary — Principal Investment Strategy — Equity Investments — U.S. Large-Cap”:
Investment Strategy, Narrative	rr_StrategyNarrativeTextBlock	For each Fund, Dreyfus Disciplined Stock Fund replaces Dreyfus/The Boston Company Large Cap Core Fund.
Dreyfus Moderate Allocation Fund \| Dreyfus Moderate Allocation Fund
Risk/Return:	rr_RiskReturnAbstract
Trading Symbol	dei_TradingSymbol	SMDAX

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Trading symbol of an instrument as listed on an exchange.

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- Definition

The date of the prospectus.

+ References

Reference 1: 1

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-Name Form

-Number N-1A

-Chapter A

-Section 1

-Paragraph 3

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- Definition

Risk/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 indicated

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Reference 1: 1

-Publisher SEC

-Name Form

-Number N-1A

-Chapter A

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- Definition

Principal 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.

+ References

Reference 1: 1

-Publisher SEC

-Name Form

-Number N-1A

-Chapter A

-Section 4

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