2.4.0.6 Html 84 95 1 true 47 0 false 2 false false R1.htm 00101 - Document - Document And Entity Information {Elements} Sheet http://www.rydex-sgi.com/role/DocumentDocumentandEntityInformation Document And Entity Information false true R2.htm 01102 - Document - Risk/Return Summary {Unlabeled} (Long/Short Commodities Strategy Fund - H-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000025112Member1 Risk/Return Summary (Long/Short Commodities Strategy Fund - H-Class Shares) false false R7.htm 040000 - Disclosure - Risk/Return Detail Data {Elements} Sheet http://xbrl.sec.gov/rr/role/RiskReturnDetailData Risk/Return Detail Data false true R8.htm 06108 - Document - Risk/Return Summary {Unlabeled} (Managed Futures Strategy Fund - H-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000014094Member1 Risk/Return Summary (Managed Futures Strategy Fund - H-Class Shares) false false R13.htm 06113 - Disclosure - Risk/Return Detail Data {Elements} (Managed Futures Strategy Fund - H-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000014094Member1 Risk/Return Detail Data (Managed Futures Strategy Fund - H-Class Shares) false true R14.htm 06114 - Document - Risk/Return Summary {Unlabeled} (Multi-Hedge Strategies Fund - H Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000003763Member1 Risk/Return Summary (Multi-Hedge Strategies Fund - H Class Shares) false false R19.htm 06119 - Disclosure - Risk/Return Detail Data {Elements} (Multi-Hedge Strategies Fund - H Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000003763Member1 Risk/Return Detail Data (Multi-Hedge Strategies Fund - H Class Shares) false true R20.htm 06120 - Document - Risk/Return Summary {Unlabeled} (Commodities Strategy Fund - H Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000003774Member1 Risk/Return Summary (Commodities Strategy Fund - H Class Shares) false false R25.htm 06125 - Disclosure - Risk/Return Detail Data {Elements} (Commodities Strategy Fund - H Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000003774Member1 Risk/Return Detail Data (Commodities Strategy Fund - H Class Shares) false true R26.htm 06126 - Document - Risk/Return Summary {Unlabeled} (Long/Short Commodities Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000025112Member2 Risk/Return Summary (Long/Short Commodities Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) false false R33.htm 06133 - Disclosure - Risk/Return Detail Data {Elements} (Long/Short Commodities Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000025112Member2 Risk/Return Detail Data (Long/Short Commodities Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) false true R34.htm 06134 - Document - Risk/Return Summary {Unlabeled} (Managed Futures Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000014094Member2 Risk/Return Summary (Managed Futures Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) false false R41.htm 06141 - Disclosure - Risk/Return Detail Data {Elements} (Managed Futures Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000014094Member2 Risk/Return Detail Data (Managed Futures Strategy Fund - A-Class Shares, C-Class Shares, Institutional Class Shares) false true R42.htm 06142 - Document - Risk/Return Summary {Unlabeled} (Multi-Hedge Strategies Fund - A Class Shares, C Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000003763Member2 Risk/Return Summary (Multi-Hedge Strategies Fund - A Class Shares, C Class Shares, Institutional Class Shares) false false R49.htm 06149 - Disclosure - Risk/Return Detail Data {Elements} (Multi-Hedge Strategies Fund - A Class Shares, C Class Shares, Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000003763Member2 Risk/Return Detail Data (Multi-Hedge Strategies Fund - A Class Shares, C Class Shares, Institutional Class Shares) false true R50.htm 06150 - Document - Risk/Return Summary {Unlabeled} (Commodities Strategy Fund - A Class Shares, C Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000003774Member2 Risk/Return Summary (Commodities Strategy Fund - A Class Shares, C Class Shares) false false R57.htm 06157 - Disclosure - Risk/Return Detail Data {Elements} (Commodities Strategy Fund - A Class Shares, C Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000003774Member2 Risk/Return Detail Data (Commodities Strategy Fund - A Class Shares, C Class Shares) false true R58.htm 06158 - Document - Risk/Return Summary {Unlabeled} (Long/Short Commodities Strategy Fund - Y-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000025112Member3 Risk/Return Summary (Long/Short Commodities Strategy Fund - Y-Class Shares) false false R63.htm 06163 - Disclosure - Risk/Return Detail Data {Elements} (Long/Short Commodities Strategy Fund - Y-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000025112Member3 Risk/Return Detail Data (Long/Short Commodities Strategy Fund - Y-Class Shares) false true R64.htm 06164 - Document - Risk/Return Summary {Unlabeled} (Managed Futures Strategy Fund - Y-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000014094Member3 Risk/Return Summary (Managed Futures Strategy Fund - Y-Class Shares) false false R69.htm 06169 - Disclosure - Risk/Return Detail Data {Elements} (Managed Futures Strategy Fund - Y-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000014094Member3 Risk/Return Detail Data (Managed Futures Strategy Fund - Y-Class Shares) false true R70.htm 06170 - Document - Risk/Return Summary {Unlabeled} (Global Managed Futures Strategy Fund - Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000031501Member1 Risk/Return Summary (Global Managed Futures Strategy Fund - Institutional Class Shares) false false R73.htm 06173 - Disclosure - Risk/Return Detail Data {Elements} (Global Managed Futures Strategy Fund - Institutional Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000031501Member1 Risk/Return Detail Data (Global Managed Futures Strategy Fund - Institutional Class Shares) false true R74.htm 06174 - Document - Risk/Return Summary {Unlabeled} (Global Managed Futures Strategy Fund - H-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000031501Member2 Risk/Return Summary (Global Managed Futures Strategy Fund - H-Class Shares) false false R77.htm 06177 - Disclosure - Risk/Return Detail Data {Elements} (Global Managed Futures Strategy Fund - H-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000031501Member2 Risk/Return Detail Data (Global Managed Futures Strategy Fund - H-Class Shares) false true R78.htm 06178 - Document - Risk/Return Summary {Unlabeled} (Global Managed Futures Strategy Fund - A-Class Shares, C-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturn_S000031501Member3 Risk/Return Summary (Global Managed Futures Strategy Fund - A-Class Shares, C-Class Shares) false false R83.htm 06183 - Disclosure - Risk/Return Detail Data {Elements} (Global Managed Futures Strategy Fund - A-Class Shares, C-Class Shares) Sheet http://www.rydex-sgi.com/role/RiskReturnDetailData_S000031501Member3 Risk/Return Detail Data (Global Managed Futures Strategy Fund - A-Class Shares, C-Class Shares) true false All Reports Book All Reports ck0000899148-20111231.xml ck0000899148-20111231.xsd ck0000899148-20111231_cal.xml ck0000899148-20111231_def.xml ck0000899148-20111231_lab.xml ck0000899148-20111231_pre.xml BarChart1.jpg BarChart2.jpg BarChart3.jpg BarChart4.jpg BarChart5.jpg BarChart6.jpg BarChart7.jpg BarChart8.jpg BarChart9.jpg BarChart10.jpg true true