010000 - Document - Document and Entity Data link:presentationLink link:calculationLink link:definitionLink 010003 - Disclosure - N-3 link:presentationLink link:calculationLink link:definitionLink 010004 - Disclosure - N-4 link:presentationLink link:calculationLink link:definitionLink 010006 - Disclosure - N-6 link:presentationLink link:calculationLink link:definitionLink 040203 - Disclosure - N-3 Item 2.2. Ongoing Fees link:presentationLink link:calculationLink link:definitionLink 040204 - Disclosure - N-4 Item 2.2. Ongoing Fees link:presentationLink link:calculationLink link:definitionLink 040206 - Disclosure - N-6 Item 2.2. Ongoing Fees link:presentationLink link:calculationLink link:definitionLink 040210 - Document - Item 2.2. Lowest and Highest Annual Costs (N-3, N-4) Data link:presentationLink link:calculationLink link:definitionLink 040403 - Disclosure - N-3 Transaction Expense Data link:presentationLink link:calculationLink link:definitionLink 040404 - Disclosure - N-4 Transaction Expense Data link:presentationLink link:calculationLink link:definitionLink 040405 - Disclosure - N-6 Transaction Expense Data link:presentationLink link:calculationLink link:definitionLink 040413 - Disclosure - N-3 Annual Contract Expense Data link:presentationLink link:calculationLink link:definitionLink 040414 - Disclosure - N-4 Annual Contract Expense Data link:presentationLink link:calculationLink link:definitionLink 040416 - Disclosure - N-6 Periodic Charges Data link:presentationLink link:calculationLink link:definitionLink 040420 - Disclosure - Portfolio Company Expense Data link:presentationLink link:calculationLink link:definitionLink 040431 - Disclosure - Expense Example, Surrendered Data link:presentationLink link:calculationLink link:definitionLink 040432 - Disclosure - Expense Example, Annuitized Data link:presentationLink link:calculationLink link:definitionLink 040433 - Disclosure - Expense Example, Not Surrendered link:presentationLink link:calculationLink link:definitionLink 041000 - Disclosure - N-6 Item 10. Standard Death Benefits Data link:presentationLink link:calculationLink link:definitionLink 041113 - Disclosure - (a) Benefits Available (N-3, N-4) Data link:presentationLink link:calculationLink link:definitionLink 041116 - Disclosure - (a) Benefits Available (N-6) Data link:presentationLink link:calculationLink link:definitionLink 041123 - Disclosure - (b) Benefits Description (N-3, N-4) Data link:presentationLink link:calculationLink link:definitionLink link:labelLink 041126 - Disclosure - (b) Benefits Description (N-6) Data link:presentationLink link:calculationLink link:definitionLink 041130 - Disclosure - (c) Benefits Limitation Data link:presentationLink link:calculationLink link:definitionLink 041700 - Disclosure - Portfolio Companies Data link:presentationLink link:calculationLink link:definitionLink 041710 - Disclosure - Benefits Available for Portfolio Companies Data link:presentationLink link:calculationLink link:definitionLink 041803 - Disclosure - Investment Options Available Data link:presentationLink link:calculationLink link:definitionLink 041813 - Disclosure - Benefits Available for Investment Options Data link:presentationLink link:calculationLink link:definitionLink 041913 - Disclosure - N-3 Item 19(c)(2) Options Available, Annual Total Return Bar Chart Data link:presentationLink link:calculationLink link:definitionLink 041923 - Disclosure - N-3 Item 19(c)(2) Options Available, Highest and Lowest Total Returns link:presentationLink link:calculationLink link:definitionLink 041933 - Disclosure - N-3 Item 19(c)(3) Average Annual Total Returns link:presentationLink link:calculationLink link:definitionLink 050010 - Disclosure - Separate Account link:presentationLink link:calculationLink link:definitionLink 050020 - Disclosure - Contract link:presentationLink link:calculationLink link:definitionLink 050030 - Disclosure - Class link:presentationLink link:calculationLink link:definitionLink 050040 - Disclosure - Benefit link:presentationLink link:calculationLink link:definitionLink 050050 - Disclosure - Portfolio Companies link:presentationLink link:calculationLink link:definitionLink 050060 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 050070 - Disclosure - Indexes link:presentationLink link:calculationLink link:definitionLink 050080 - Disclosure - Generation link:presentationLink link:calculationLink link:definitionLink 060000 - Disclosure - Defaults link:presentationLink link:calculationLink link:definitionLink 070000 - Disclosure - Common Dimensions link:presentationLink link:calculationLink link:definitionLink 999000 - Disclosure - Deprecated link:presentationLink link:calculationLink link:definitionLink 050090 - Disclosure - Risk link:presentationLink link:calculationLink link:definitionLink 040500 - Disclosure - Principal Risks Data link:presentationLink link:calculationLink link:definitionLink Item 11. Benefits Available (N-3) [Text Block] Item 18. Options Available (N-3) [Text Block] All Classes: Ongoing Fees and Expenses [Table Text Block] Surrender Charge Phaseout Period, Years Generation [Axis] Current Generation: Transaction Charges [Text Block] Charges for Early Withdrawals [Text Block] Benefit [Axis] All Benefits: Investment [Axis] All Investments: Lowest and Highest Annual Cost [Table Text Block] Basis of Percentage [Text Block] Lowest Annual Cost [Dollars] Highest Annual Cost [Dollars] Deferred Sales Load (Percent of Purchase Payments) [Percent] Deferred Sales Load (Percent of Amount Surrendered) [Percent] Sales Load (Percent of Purchase Payments) [Percent] Transaction Expenses [Table Text Block] Annual Portfolio Company Expenses [Table Text Block] Redemption Fee (Percent of Amount Redeemed) [Percent] Exchange Fee (Percent of Amount) [Percent] Annual Fee Administrative Expenses [Percent] Base Contract Expenses (Percent of Average Account Value) [Percent] Management Fees [Percent] Other Expenses [Percent] Other (3) Expense [Percent] Other (2) Expense [Percent] Other (1) Expense [Percent] Optional Benefit Expense (Percent of Base) [Percent] Optional Benefit Expense (Percent of Value) [Percent] Acquired Funds Fees and Expenses [Percent] Annual Contract Expenses [Percent] Other Annual Expenses, Note [Text Block] Expense Reimbursements / Fee Waivers, Note [Text Block] Actual Expenses Incurred Net of Reimbursements [Percent] Contract [Axis] All Contracts: Class [Axis] Fees and Expenses [Text Block] Risks [Text Block] Investment Professional Compensation [Text Block] Financial Rating [Text Block] Contract Lapse (N-6) [Text Block] Item 18. Portfolio Companies (N-6) [Text Block] Item 17. Portfolio Companies (N-4) [Text Block] Additional Information about Standard Death Benefits, Note (N-6) [Text Block] Charges and Contract Values, Note (N-6) [Text Block] Investment Option Objective (N-3) [Text Block] Investment Option Name (N-3) [Text Block] Investment Option Adviser or Subadviser [Text Block] Current Expenses Excluding Optional Benefit Expenses (N-3) [percent] Average Annual Total Returns, 1 Year [percent] Average Annual Total Returns, 10 Years [percent] Average Annual Total Returns, 5 Years [percent] Some Investments Not Available for all Benefits (N-3) [Text Block] Investment Objectives (N-3) [Text Block] Implementation of Investment Objectives (N-3) [Text Block] Investment Strategies (N-3) [Text Block] Industry Concentration Policy (N-3) [Text Block] Temporary Defensive Positions (N-3) [Text Block] Active and Frequent Trading (N-3) [Text Block] Principal Risks of Investing (N-3) [Text Block] How Investment Options Decide (N-3) [Text Block] Performance of Investment Option (N-3) [Text Block] Updated Performance Information (N-3) [Text Block] Average Annual Total Returns (N-3) [Table Text Block] YTD Return in Note (N-3) [Text Block] Lowest and Highest Annual Returns (N-3) [Table Text Block] Reason for Different Index and New and Former Index (N-3) [Text Block] Reason for Different Class of Multiple Classes (N-3) [Text Block] New Class of Multiple Classes (N-3) [Text Block] Temporary Fee Reductions, Annual Expenses (N-3) [Text Block] Name of Benefit [Text Block] Purpose of Benefit [Text Block] Maximum Fee for Benefit [Percent] Benefits Description [Table Text Block] Benefit Standard or Optional [Text Block] Operation of Benefit [Text Block] Amount of Benefit, Operation of Benefit Fees and Costs of Benefit Calculation Method of Benefit [Text Block] Benefits Available [Table Text Block] Limitations, Restrictions, and Risks of Benefit [Text Block] Portfolio Companies [Table Text Block] Investment Restrictions [Text Block] Optional Benefit Restrictions [Text Block] Item 19. Additional Information About Investment Options (N-3) [Text Block] Item 10. Benefits Available (N-4) [Text Block] Item 11. Other Benefits Available (N-6) [Text Block] Portfolio Company Expenses [Text Block] Portfolio Company Expenses Minimum [Percent] Portfolio Company Expenses Maximum [Percent] Annual Expense (N-3) Minimum [Percent] Annual Expense (N-3) Maximum [Percent] Optional Benefits (N-3) Minimum [Percent] Optional Benefits (N-3) Maximum [Percent] Base Contract (N-4) Minimum [Percent] Base Contract (N-4) Maximum [Percent] Investment Options (N-4) Minimum [Percent] Investment Options (N-4) Maximum [Percent] Optional Benefits (N-4) Minimum [Percent] Optional Benefits (N-4) Maximum [Percent] Acquired Funds Expenses, Note [Text Block] Optional Benefits not Included, Note [Text Block] Surrender Expense, 1 Year Surrender Expense, 3 Years Surrender Expense, 5 Years Surrender Expense, 10 Years Annuitized Expense, 1 Year Annuitized Expense, 3 Year Annuitized Expense, 5 Year Annuitized Expense, 10 Year No Surrender Expense, 1 Year No Surrender Expense, 3 Years No Surrender Expense, 5 Years No Surrender Expense, 10 Years Portfolio Turnover [Text Block] Portfolio Turnover [Percent] Benefits Limitation [Table Text Block] Investment Option Expenses and Performance (N-3) [Table Text Block] Investment Option Available Benefits (N-3) [Table Text Block] Investment Option Available with Benefit [Flag] Benefit Not Available for Portfolio Company [Flag] Benefit Not Available for Investment Option [Flag] Annual Return Bar Chart (N-3) [Table Text Block] Portfolio Company Available with Benefit [Flag] Porfolio Company Objective [Text Block] Portfolio Company Name [Text Block] Portfolio Company Adviser or Subadviser [Text Block] Current Expenses [Percent] Benefits Available for Portfolio Companies [Table Text Block] Temporary Fee Reductions, Current Expenses [Text Block] Platform Charge [Text Block] Platform Charge [Percent] Current Expenses + Platform Charge [Percent] Index [Axis] All Indexes: Annual Return, 2010 [Percent] Annual Return, 2011 [Percent] Annual Return, 2012 [Percent] Annual Return, 2013 [Percent] Annual Return, 2014 [Percent] Annual Return, 2015 [Percent] Annual Return, 2016 [Percent] Annual Return, 2017 [Percent] Annual Return, 2018 [Percent] Annual Return, 2019 [Percent] Annual Return, 2020 [Percent] Annual Return, 2021 [Percent] Annual Return, 2022 [Percent] Annual Return, 2023 [Percent] Annual Return, 2024 [Percent] Annual Return, 2025 [Percent] Annual Return, 2026 [Percent] Annual Return, 2027 [Percent] Annual Return, 2028 [Percent] Annual Return, 2029 [Percent] Annual Return, 2030 [Percent] Annual Return, 2031 [Percent] Annual Return, 2032 [Percent] Highest Annual Return [Percent] Lowest Annual Return [Percent] Highest Annual Return Quarter End [Date] Lowest Annual Return Quarter End [Date] Expenses Restated, Note [Text Block] Extraordinary Expenses, Note [Text Block] Item 10. Standard Death Benefits (N-6) [Table Text Block] Sales Load, Description [Text Block] Sales Load, When Deducted [Text Block] Sales Load, Basis [Text Block] Sales Load, Current [Percent] Sales Load, Maximum [Percent] Premium Taxes, Description [Text Block] Premium Taxes, When Deducted [Text Block] Premium Taxes, Basis [Text Block] Premium Taxes, Current [Percent] Premium Taxes, Maximum [Percent] Deferred Sales Charge, Description [Text Block] Deferred Sales Charge, When Deducted [Text Block] Deferred Sales Charge, Basis [Text Block] Deferred Sales Charge, Current [Percent] Deferred Sales Charge, Maximum [Percent] Other Surrender Fees, Description [Text Block] Other Surrender Fees, When Deducted [Text Block] Other Surrender Fees, Basis [Text Block] Other Surrender Fees, Current [Percent] Other Surrender Fees, Maximum [Percent] Transfer Fees, Description [Text Block] Transfer Fees, When Deducted [Text Block] Transfer Fees, Basis [Text Block] Transfer Fees, Current [Percent] Transfer Fees, Maximum [Percent] Sales Load, Note [Text Block] Premium Taxes, Note [Text Block] Deferred Sales Charge, Note [Text Block] Other Surrender Fees, Note [Text Block] Transfer Fees, Note [Text Block] Guaranteed Minimum Withdrawal [Text Block] Guaranteed Minimum Death Benefit [Text Block] Guaranteed Minimum Income [Text Block] Guaranteed Minimum Accumulation [Text Block] Annual Contract Expenses [Table Text Block] Surrender Example [Table Text Block] Annuitize Example [Table Text Block] No Surrender Example [Table Text Block] Periodic Charges [Table Text Block] Insurance Cost, Description [Text Block] Insurance Cost, When Deducted [Text Block] Insurance Cost, Minimum [Percent] Insurance Cost, Maximum [Percent] Annual Maintenance Fee, Description [Text Block] Annual Maintenance Fee, When Deducted [Text Block] Annual Maintenance Fee, Minimum [Percent] Annual Maintenance Fee, Maximum [Percent] Mortality and Expense Risk Fees, Description [Text Block] Mortality and Expense Risk Fees, When Deducted [Text Block] Mortality and Expense Risk Fees, Minimum [Percent] Mortality and Expense Risk Fees, Maximum [Percent] Administrative Expenses, Description [Text Block] Administrative Expenses, When Deducted [Text Block] Administrative Expenses, Minimum [Percent] Administrative Fees, Maximum [Percent] Mortality Risk Fees, Description [Text Block] Mortality Risk Fees, When Deducted [Text Block] Mortality Risk Fees, Minimum [Percent] Mortality Risk Fees, Maximum [Percent] Expense Risk Fees, Description [Text Block] Expense Risk Fees, When Deducted [Text Block] Expense Risk Fees, Minimum [Percent] Expense Risk Fees, Maximum [Percent] Optional Benefit Charge, Description [Text Block] Optional Benefit Charge, When Deducted [Text Block] Optional Benefit Charge, Minimum [Percent] Optional Benefit Charge, Maximum [Percent] Insurance Cost, Note [Text Block] Insurance Cost (Representative), Note [Text Block] Annual Maintenance Fee, Note [Text Block] Administrative Expenses, Note [Text Block] Optional Benefit Charges, Note [Text Block] Standard Death Benefit [Text Block] Investment Options (N-6) Minimum [Percent] Investment Options (N-6) Maximum [Percent] Entity Investment Company Type Document Period End Date Amendment Description Amendment Flag Current Fee for Benefit [Percent] Sales Load (Percent of Purchase Payments), Current [Percent] Deferred Sales Load (Percent of Purchase Payments), Current [Percent] Deferred Sales Load (Percent of Amount Surrendered), Current [Percent] Redemption Fee (Percent of Amount Redeemed), Current [Percent] Exchange Fee (Percent of Amount), Current [Percent] Administrative Expenses, Current [Percent] Base Contract Expenses (Percent of Average Account Value), Current [Percent] Management Fees, Current [Percent] Other Expenses, Current [Percent] Other (1) Expense, Current [Percent] Other (2) Expense, Current [Percent] Other (3) Expense, Current [Percent] Optional Benefit Expense (Percent of Base), Current [Percent] Optional Benefit Expense (Percent of Value), Current [Percent] Acquired Fund Fees and Expenses, Current [Percent] Actual Expenses Incurred Net of Reimbursements, Current [Percent] Annual Contract Expenses, Current [Percent] Taxes [Text Block] Exchanges [Text Block] Some Portfolio Companies not Available for All Benefits [Text Block] Prospectuses Available [Text Block] Brief Restrictions / Limitations [Text Block] Item 2. Key Information [Abstract] Standard Benefit [Flag] Optional Benefit [Flag] Base Contract Charge, Description [Text Block] Base Contract Charge, When Deducted [Text Block] Base Contract Charge, Minimum [Percent] Base Contract Charge, Maximum [Percent] Insurance Cost (Representative), Description [Text Block] Insurance Cost (Representative), When Deducted [Text Block] Insurance Cost (Representative), Minimum [Percent] Insurance Cost (Representative), Maximum [Percent] Mortality and Expense Risk Fees, Note [Text Block] Base Contract Charge, Note [Text Block] Portfolio Company [Axis] All Portfolio Companies: Prospectus: Prospectus [Line Items] Item 4. Fee Table [Text Block] Exchange Fee Exchange Fee, Current Other Transaction Fees Other Transaction Fees, Current Offered Starting [Date] Offered Ending [Date] Document Type Entity Registrant Name Entity Central Index Key Separate Account [Axis] All Separate Accounts: Risk [Axis] All Risks: Item 5. Principal Risks [Table Text Block] Risk [Text Block] Money Market Seven Day Yield, Phone Money Market, Seven Day Yield [Percent] Previously Offered [Member]