v3.25.2
N-6
Jul. 11, 2025
Prospectus:  
Document Type N-6
Entity Registrant Name Principal National Life Insurance Company Variable Life Separate Account
Entity Central Index Key 0001526622
Entity Investment Company Type N-6
Document Period End Date Jul. 11, 2025
Amendment Flag false
Item 2. Key Information [Line Items]  
Item 18. Portfolio Companies (N-6) [Text Block]

APPENDIX: UNDERLYING FUNDS AVAILABLE UNDER THE POLICY

 

The following changes are made to the list of Underlying Funds available under the Policy contained in the above-referenced appendix.

 

Effective immediately, the existing row for Wanger International is replaced with the new row below to reflect fund name and advisor changes:

 

Fund Company
and Fund Name
and Class		 Fund Type Advisor/
Sub-Advisor		 Current
Expense
Ratio		 Average Annual Total Returns
1 yr 5 yr 10 yr Since
Inception
Columbia Variable Portfolio - Acorn International(1) International Equity Columbia Management Investment Advisers, LLC 1.08% -8.25% -0.72% 3.07%  

 

Effective July 28, 2025, the existing row for Neuberger Berman AMT Sustainable Equity – Class I is replaced with the new row below to reflect a fund name change:

 

Fund Company
and Fund Name
and Class		 Fund Type Advisor/
Sub-Advisor		 Current
Expense
Ratio		 Average Annual Total Returns
1 yr 5 yr 10 yr Since
Inception
Neuberger Berman AMT Quality Equity – Class I Large US Equity Neuberger Berman Investment Advisers LLC 0.89% 25.84% 13.97% 11.44%  
Portfolio Companies [Table Text Block]
Fund Company
and Fund Name
and Class		 Fund Type Advisor/
Sub-Advisor		 Current
Expense
Ratio		 Average Annual Total Returns
1 yr 5 yr 10 yr Since
Inception
Columbia Variable Portfolio - Acorn International(1) International Equity Columbia Management Investment Advisers, LLC 1.08% -8.25% -0.72% 3.07%  
Fund Company
and Fund Name
and Class		 Fund Type Advisor/
Sub-Advisor		 Current
Expense
Ratio		 Average Annual Total Returns
1 yr 5 yr 10 yr Since
Inception
Neuberger Berman AMT Quality Equity – Class I Large US Equity Neuberger Berman Investment Advisers LLC 0.89% 25.84% 13.97% 11.44%  
Columbia Variable Portfolio - Acorn International [Member]  
Item 2. Key Information [Line Items]  
Portfolio Company Name [Text Block] Columbia Variable Portfolio - Acorn International
Portfolio Company Objective [Text Block] International Equity
Portfolio Company Adviser [Text Block] Columbia Management Investment Advisers, LLC
Current Expenses [Percent] 1.08%
Average Annual Total Returns, 1 Year [Percent] (8.25%)
Average Annual Total Returns, 5 Years [Percent] (0.72%)
Average Annual Total Returns, 10 Years [Percent] 3.07%
Neuberger Berman AMT Quality Equity – Class I [Member]  
Item 2. Key Information [Line Items]  
Portfolio Company Name [Text Block] Neuberger Berman AMT Quality Equity – Class I
Portfolio Company Objective [Text Block] Large US Equity
Portfolio Company Adviser [Text Block] Neuberger Berman Investment Advisers LLC
Current Expenses [Percent] 0.89%
Average Annual Total Returns, 1 Year [Percent] 25.84%
Average Annual Total Returns, 5 Years [Percent] 13.97%
Average Annual Total Returns, 10 Years [Percent] 11.44%