010000 - Document - Document and Entity Information {Elements}
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020102 - Disclosure - Risk/Return Detail Data (Lazard Developing Markets Equity Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020104 - Disclosure - Risk/Return Detail Data (Lazard Emerging Markets Equity Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020106 - Disclosure - Risk/Return Detail Data (Lazard Emerging Markets Equity Advantage Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020108 - Disclosure - Risk/Return Detail Data (Lazard Enhanced Opportunities Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020110 - Disclosure - Risk/Return Detail Data (Lazard Equity Franchise Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020112 - Disclosure - Risk/Return Detail Data (Lazard Global Listed Infrastructure Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020114 - Disclosure - Risk/Return Detail Data (Lazard Global Small Cap Equity Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020116 - Disclosure - Risk/Return Detail Data (Lazard Government Money Market Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020118 - Disclosure - Risk/Return Detail Data (Lazard International Equity Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020120 - Disclosure - Risk/Return Detail Data (Lazard International Equity Select Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020122 - Disclosure - Risk/Return Detail Data (Lazard International Quality Growth Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020124 - Disclosure - Risk/Return Detail Data (Lazard International Strategic Equity Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020126 - Disclosure - Risk/Return Detail Data (Lazard Opportunistic Strategies Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020128 - Disclosure - Risk/Return Detail Data (Lazard Real Assets Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020130 - Disclosure - Risk/Return Detail Data (Lazard US Convertibles Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020132 - Disclosure - Risk/Return Detail Data (Lazard US Equity Focus Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020134 - Disclosure - Risk/Return Detail Data (Lazard US High Yield Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020136 - Disclosure - Risk/Return Detail Data (Lazard US Short Duration Fixed Income Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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020138 - Disclosure - Risk/Return Detail Data (Lazard US Small Cap Equity Select Portfolio) {Elements}
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020101 - Schedule - Risk Table {Transposed}
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010004 - Schedule - Investment Risks {Unlabeled}
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