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Statement - Condensed Consolidated Statements of Changes in Members' Equity (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 111 - Disclosure - Organization and Significant Accounting Policies link:calculationLink link:presentationLink link:definitionLink 112 - Disclosure - Recent Accounting Developments link:calculationLink link:presentationLink link:definitionLink 113 - Disclosure - Receivables link:calculationLink link:presentationLink link:definitionLink 114 - Disclosure - Investments link:calculationLink link:presentationLink link:definitionLink 115 - Disclosure - Fair Value Measurements link:calculationLink link:presentationLink link:definitionLink 116 - Disclosure - Derivatives link:calculationLink link:presentationLink link:definitionLink 117 - Disclosure - Property link:calculationLink link:presentationLink link:definitionLink 118 - Disclosure - Goodwill and Other Intangible Assets link:calculationLink link:presentationLink link:definitionLink 119 - Disclosure - Senior Debt link:calculationLink link:presentationLink link:definitionLink 120 - Disclosure - Commitments and Contingencies link:calculationLink link:presentationLink link:definitionLink 121 - Disclosure - Members' Equity link:calculationLink link:presentationLink link:definitionLink 122 - Disclosure - Incentive Plans link:calculationLink link:presentationLink link:definitionLink 123 - Disclosure - Employee Benefit Plans link:calculationLink link:presentationLink link:definitionLink 124 - Disclosure - Cost Saving Initiatives link:calculationLink link:presentationLink link:definitionLink 125 - Disclosure - Income Taxes link:calculationLink link:presentationLink link:definitionLink 126 - Disclosure - Related Parties link:calculationLink link:presentationLink link:definitionLink 127 - Disclosure - Regulatory Authorities link:calculationLink link:presentationLink link:definitionLink 128 - Disclosure - Segment Information link:calculationLink link:presentationLink link:definitionLink 129 - Disclosure - Organization and Significant Accounting Policies (Policies) link:calculationLink link:presentationLink link:definitionLink 130 - Disclosure - Receivables (Tables) link:calculationLink link:presentationLink link:definitionLink 131 - Disclosure - Investments (Tables) link:calculationLink link:presentationLink link:definitionLink 132 - Disclosure - Fair Value Measurements (Tables) link:calculationLink link:presentationLink link:definitionLink 133 - Disclosure - Derivatives (Tables) link:calculationLink link:presentationLink link:definitionLink 134 - Disclosure - Property (Tables) link:calculationLink link:presentationLink link:definitionLink 135 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:calculationLink link:presentationLink link:definitionLink 136 - Disclosure - Senior Debt (Tables) link:calculationLink link:presentationLink link:definitionLink 137 - Disclosure - Commitments and Contingencies (Tables) link:calculationLink link:presentationLink link:definitionLink 138 - 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Disclosure - Derivatives - Fair Values of Derivatives Reported on Condensed Consolidated Statements of Financial Condition (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 159 - Disclosure - Derivatives - Net Gains (Losses) with Respect to Derivative Instruments Not Designated as Hedging Instruments (Detail) link:calculationLink link:presentationLink link:definitionLink 160 - Disclosure - Property - Property (Detail) link:calculationLink link:presentationLink link:definitionLink 161 - Disclosure - Goodwill and Other Intangible Assets - Components of Goodwill and Other Intangible Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 162 - Disclosure - Goodwill and Other Intangible Assets - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 163 - Disclosure - Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Detail) link:calculationLink link:presentationLink link:definitionLink 164 - Disclosure - Goodwill and Other Intangible Assets - Gross Cost and Accumulated Amortization of Other Intangible Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 165 - Disclosure - Goodwill and Other Intangible Assets - Estimated Future Amortization Expense (Detail) link:calculationLink link:presentationLink link:definitionLink 166 - Disclosure - Goodwill and Other Intangible Assets - Estimated Future Amortization Expense (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 167 - Disclosure - Senior Debt - Senior Debt (Detail) link:calculationLink link:presentationLink link:definitionLink 168 - Disclosure - Senior Debt - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 169 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Rental Payment for Operating Leases (Detail) link:calculationLink link:presentationLink link:definitionLink 170 - Disclosure - Commitments and Contingencies - Schedule of Future Minimum Rental Payment for Operating Leases (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 171 - Disclosure - Commitments and Contingencies - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 172 - Disclosure - Members' Equity - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 173 - Disclosure - Members' Equity - Lazard Group Distributed Amounts to LAZ-MD Holdings and Subsidiaries of Lazard Ltd (Detail) link:calculationLink link:presentationLink link:definitionLink 174 - Disclosure - Members' Equity - Schedule of Share Repurchase Authorized by Board of Directors (Detail) link:calculationLink link:presentationLink link:definitionLink 175 - Disclosure - Members' Equity - Schedule of Share Repurchase Program (Detail) link:calculationLink link:presentationLink link:definitionLink 176 - Disclosure - Members' Equity - Accumulated Other Comprehensive Income (Loss), Net of Tax (Detail) link:calculationLink link:presentationLink link:definitionLink 177 - 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