v3.26.1
Performance Management
Dec. 31, 2025
Lazard Retirement Developing Markets Equity Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Emerging Markets Equity Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement Emerging Markets Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement Emerging Markets Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement Emerging Markets Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance.
Bar Chart Does Not Reflect Sales Loads [Text] Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance.
Bar Chart [Heading] Year-by-Year Total Returns for Service Shares As of December 31, 2025
Bar Chart Closing [Text Block]
  

Best Quarter:

 

2020, Q4

24.22%

 

 

Worst Quarter:

2020, Q1

-30.50%

Performance Table Heading Average Annual Total Returns (for the periods ended December 31, 2025)
Performance [Table]
Average Annual Total Returns - Lazard Retirement Emerging Markets Equity Portfolio
12 Months Ended 60 Months Ended 120 Months Ended 236 Months Ended 338 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI Emerging Markets Index | Average Annual Return, Label [Optional Text] MSCI Emerging Markets Index          
MSCI Emerging Markets Index | Average Annual Return, Percent   33.57% 4.20% 8.42%    
Service | Average Annual Return, Percent   41.77% 10.76% 9.35%    
Service | Performance Inception Date           Nov. 04, 1997
Investor | Average Annual Return, Percent   42.12% 11.04% 9.63%    
Investor | Performance Inception Date         May 01, 2006  
Index No Deduction for Fees, Expenses, or Taxes [Text] (reflects no deduction for fees, expenses or taxes)
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Emerging Markets Equity Portfolio | Service  
Prospectus [Line Items]  
Highest Quarterly Return, Label [Optional Text] Best Quarter
Highest Quarterly Return 24.22%
Highest Quarterly Return, Date Dec. 31, 2020
Lowest Quarterly Return, Label [Optional Text] Worst Quarter
Lowest Quarterly Return (30.50%)
Lowest Quarterly Return, Date Mar. 31, 2020
Lazard Retirement Emerging Markets Equity Advantage Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at

www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Enhanced Opportunities Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Equity Franchise Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Global Dynamic Multi-Asset Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement Global Dynamic Multi-Asset Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance and an index that is generally more representative of the types of market sectors and/or types of investments in which the Portfolio invests. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement Global Dynamic Multi-Asset Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance and an index that is generally more representative of the types of market sectors and/or types of investments in which the Portfolio invests. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Bar Chart Does Not Reflect Sales Loads [Text] Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance.
Bar Chart [Heading] Year-by-Year Total Returns for Service Shares As of December 31, 2025
Bar Chart Closing [Text Block]
  

Best Quarter:

 

2023, Q4

9.41%

 

 

Worst Quarter:

2020, Q1

-15.38%

Performance Table Heading Average Annual Total Returns (for the periods ended December 31, 2025)
Performance [Table]
Average Annual Total Returns - Lazard Retirement Global Dynamic Multi-Asset Portfolio
12 Months Ended 60 Months Ended 84 Months Ended 120 Months Ended 164 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI World Index | Average Annual Return, Label [Optional Text] MSCI World Index          
MSCI World Index | Average Annual Return, Percent   21.09% 12.15%   12.17%  
GDMA Index | Average Annual Return, Label [Optional Text] GDMA Index          
GDMA Index | Average Annual Return, Percent   14.60% 4.92%   6.80%  
Service | Average Annual Return, Percent   15.72% 5.19%   5.93%  
Service | Performance Inception Date           Apr. 30, 2012
Investor | Average Annual Return, Percent   15.98% 5.36%      
Investor | Performance Inception Date       Dec. 31, 2018    
Index No Deduction for Fees, Expenses, or Taxes [Text] (reflects no deduction for fees, expenses or taxes)
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Global Dynamic Multi-Asset Portfolio | Service  
Prospectus [Line Items]  
Highest Quarterly Return, Label [Optional Text] Best Quarter
Highest Quarterly Return 9.41%
Highest Quarterly Return, Date Dec. 31, 2023
Lowest Quarterly Return, Label [Optional Text] Worst Quarter
Lowest Quarterly Return (15.38%)
Lowest Quarterly Return, Date Mar. 31, 2020
Lazard Retirement Global Listed Infrastructure Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement International Small Cap Equity Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement International Equity Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement International Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at

www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement International Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement International Equity Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance.
Bar Chart Does Not Reflect Sales Loads [Text] Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance.
Bar Chart [Heading] Year-by-Year Total Returns for Service Shares As of December 31, 2025
Bar Chart Closing [Text Block]
  

Best Quarter:

 

2022, Q4

15.55%

 

 

Worst Quarter:

2020, Q1

-23.24%

Performance Table Heading Average Annual Total Returns (for the periods ended December 31, 2025)
Performance [Table]
Average Annual Total Returns - Lazard Retirement International Equity Portfolio
12 Months Ended 60 Months Ended 120 Months Ended 328 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI EAFE Index | Average Annual Return, Label [Optional Text] MSCI EAFE Index        
MSCI EAFE Index | Average Annual Return, Percent   31.22% 8.92% 8.18%  
Service | Average Annual Return, Percent   33.12% 7.95% 6.82%  
Service | Performance Inception Date         Sep. 01, 1998
Index No Deduction for Fees, Expenses, or Taxes [Text] (reflects no deduction for fees, expenses or taxes)
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement International Equity Portfolio | Service  
Prospectus [Line Items]  
Highest Quarterly Return, Label [Optional Text] Best Quarter
Highest Quarterly Return 15.55%
Highest Quarterly Return, Date Dec. 31, 2022
Lowest Quarterly Return, Label [Optional Text] Worst Quarter
Lowest Quarterly Return (23.24%)
Lowest Quarterly Return, Date Mar. 31, 2020
Lazard Retirement International Equity Select Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement International Quality Growth Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement International Strategic Equity Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Opportunistic Strategies Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement Real Assets Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement US Convertibles Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented. Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year. Comparison of Portfolio performance to an appropriate index indicates how the Portfolio’s average annual returns compare with those of a broad measure of market performance. After the Portfolio commences investment operations, performance information will be available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Performance Information Illustrates Variability of Returns [Text] Annual performance returns provide some indication of the risks of investing in the Portfolio by showing changes in performance from year to year.
Performance One Year or Less [Text] Because the Portfolio had not commenced investment operations prior to the date of this Prospectus, no performance returns are presented.
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement US Small Cap Equity Select Portfolio  
Prospectus [Line Items]  
Bar Chart and Performance Table [Heading] Performance Bar Chart and Table
Performance Narrative [Text Block]

The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement US Small Cap Equity Select Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance and an index that is generally more representative of the types of market sectors and/or types of investments in which the Portfolio invests. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Effective September 1, 2023, certain changes were made to the Portfolio’s principal investments strategies, including removing mid-capitalization companies from its policy with respect to the investment of 80% of its assets. The Portfolio’s performance information prior to September 1, 2023 relates only to the Portfolio’s prior principal investment strategies. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.

Performance Past Does Not Indicate Future [Text] The accompanying bar chart and table provide some indication of the risks of investing in Lazard Retirement US Small Cap Equity Select Portfolio by showing the Portfolio’s year-by-year performance and its average annual performance compared to that of a broad measure of market performance and an index that is generally more representative of the types of market sectors and/or types of investments in which the Portfolio invests. The bar chart shows how the performance of the Portfolio’s Service Shares has varied from year to year over the past 10 calendar years. Effective September 1, 2023, certain changes were made to the Portfolio’s principal investments strategies, including removing mid-capitalization companies from its policy with respect to the investment of 80% of its assets. The Portfolio’s performance information prior to September 1, 2023 relates only to the Portfolio’s prior principal investment strategies. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance. Updated performance information is available at www.lazardassetmanagement.com or by calling (800) 823-6300. The Portfolio’s past performance is not necessarily an indication of how the Portfolio will perform in the future.
Bar Chart Does Not Reflect Sales Loads [Text] performance information prior to September 1, 2023 relates only to the Portfolio’s prior principal investment strategies. Performance information does not reflect the fees or charges imposed by the Participating Insurance Companies under the Policies, and such fees will have the effect of reducing performance.
Bar Chart [Heading] Year-by-Year Total Returns for Service Shares As of December 31, 2025
Bar Chart Closing [Text Block]
  

Best Quarter:

 

2020, Q4

23.82%

 

 

Worst Quarter:

2020, Q1

-30.98%

Performance Table Heading Average Annual Total Returns (for the periods ended December 31, 2025)
Performance [Table]
Average Annual Total Returns - Lazard Retirement US Small Cap Equity Select Portfolio
12 Months Ended 60 Months Ended 120 Months Ended 338 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell 3000 Index | Average Annual Return, Label [Optional Text] Russell 3000 Index        
Russell 3000 Index | Average Annual Return, Percent   17.15% 13.15% 14.29%  
Russell 2000 Index | Average Annual Return, Label [Optional Text] Russell 2000 Index        
Russell 2000 Index | Average Annual Return, Percent   12.81% 6.09% 9.62%  
Service | Average Annual Return, Percent   2.18% 4.82% 7.22%  
Service | Performance Inception Date         Nov. 04, 1997
Index No Deduction for Fees, Expenses, or Taxes [Text] (reflects no deduction for fees, expenses or taxes)
Performance Availability Website Address [Text] www.lazardassetmanagement.com
Performance Availability Phone [Text] (800) 823-6300
Lazard Retirement US Small Cap Equity Select Portfolio | Service  
Prospectus [Line Items]  
Highest Quarterly Return, Label [Optional Text] Best Quarter
Highest Quarterly Return 23.82%
Highest Quarterly Return, Date Dec. 31, 2020
Lowest Quarterly Return, Label [Optional Text] Worst Quarter
Lowest Quarterly Return (30.98%)
Lowest Quarterly Return, Date Mar. 31, 2020