v3.26.1
Fees and Expenses - Davis Variable Account Fund
Dec. 31, 2025
Davis Equity Portfolio  
Prospectus [Line Items]  
Expense Heading [Optional Text] Fees and Expenses of the Fund
Expense Narrative [Text Block]
This table describes the fees and expenses that you may pay if you buy, hold, and sell shares of the Fund.
OWNERS OF VARIABLE INSURANCE CONTRACTS THAT INVEST IN THE SHARES SHOULD REFER TO THE VARIABLE INSURANCE CONTRACT PROSPECTUS FOR A DESCRIPTION OF FEES AND EXPENSES, AS THE TABLE AND EXAMPLES DO NOT REFLECT DEDUCTIONS AT THE SEPARATE ACCOUNT LEVEL OR CONTRACT LEVEL. INCLUSION OF THESE CHARGES WOULD INCREASE THE FEES AND EXPENSES DESCRIBED BELOW 
Annual Fund Operating Expenses [Table]
Annual Fund Operating Expenses
(expenses that you pay each year as a percentage of the value of your investment)
 
Management Fees
0.55%
Distribution and/or Service (12b-1) Fees
0.00%
Other Expenses
0.16%
Total Annual Fund Operating Expenses
0.71%
Less Fee Waiver and/or Expense Reimbursement*
0.00%
Total Annual Fund Operating Expenses After Fee Waivers and/or Expense Reimbursement
0.71%
*
The Adviser (as defined below) is contractually committed to waive fees and/or reimburse the Fund’s expenses to the extent necessary to cap total annual fund operating expenses at 1.00%. The Adviser is obligated to continue the expense cap through May 1, 2027. The expense cap cannot be terminated prior to this date without the consent of the Board of Directors. After that date, there is no assurance that the Adviser will continue to cap expenses. The Adviser may not recoup any of the operating expenses it has reimbursed to the Fund.
Expense Example [Heading] Example.
Expense Example Narrative [Text Block]
This Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: 
Expense Example, With Redemption [Table]
 
1 Year
3 Years
5 Years
10 Years
Davis Equity Portfolio
$73
$227
$395
$883
Portfolio Turnover [Heading] Portfolio Turnover
Portfolio Turnover [Text Block]
The Fund pays transaction costs, such as commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs. These costs, which are not reflected in annual fund operating expenses or in the example, affect the Fund’s performance. During the most recent fiscal year, the Fund’s portfolio turnover rate was 15% of the average value of its portfolio.
Portfolio Turnover, Rate 15.00%
Davis Financial Portfolio  
Prospectus [Line Items]  
Expense Heading [Optional Text] Fees and Expenses of the Fund
Expense Narrative [Text Block]
This table describes the fees and expenses that you may pay if you buy, hold, and sell shares of the Fund.
OWNERS OF VARIABLE INSURANCE CONTRACTS THAT INVEST IN THE SHARES SHOULD REFER TO THE VARIABLE INSURANCE CONTRACT PROSPECTUS FOR A DESCRIPTION OF FEES AND EXPENSES, AS THE TABLE AND EXAMPLES DO NOT REFLECT DEDUCTIONS AT THE SEPARATE ACCOUNT LEVEL OR CONTRACT LEVEL. INCLUSION OF THESE CHARGES WOULD INCREASE THE FEES AND EXPENSES DESCRIBED BELOW 
Annual Fund Operating Expenses [Table]
Annual Fund Operating Expenses
(expenses that you pay each year as a percentage of the value of your investment)
 
Management Fees
0.55%
Distribution and/or Service (12b-1) Fees
0.00%
Other Expenses
0.20%
Total Annual Fund Operating Expenses
0.75%
Less Fee Waiver and/or Expense Reimbursement*
0.00%
Total Annual Fund Operating Expenses After Fee Waivers and/or Expense Reimbursement
0.75%
*
The Adviser (as defined below) is contractually committed to waive fees and/or reimburse the Fund’s expenses to the extent necessary to cap total annual fund operating expenses at 1.00%. The Adviser is obligated to continue the expense cap through May 1, 2027. The expense cap cannot be terminated prior to this date without the consent of the Board of Directors. After that date, there is no assurance that the Adviser will continue to cap expenses. The Adviser may not recoup any of the operating expenses it has reimbursed to the Fund.
Expense Example [Heading] Example.
Expense Example Narrative [Text Block]
This Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: 
Expense Example, With Redemption [Table]
 
1 Year
3 Years
5 Years
10 Years
Davis Financial Portfolio
$77
$240
$417
$930
Portfolio Turnover [Heading] Portfolio Turnover
Portfolio Turnover [Text Block]
The Fund pays transaction costs, such as commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs. These costs, which are not reflected in annual fund operating expenses or in the example, affect the Fund’s performance. During the most recent fiscal year, the Fund’s portfolio turnover rate was 10% of the average value of its portfolio.
Portfolio Turnover, Rate 10.00%
Davis Real Estate Portfolio  
Prospectus [Line Items]  
Expense Heading [Optional Text] Fees and Expenses of the Fund
Expense Narrative [Text Block]
This table describes the fees and expenses that you may pay if you buy, hold, and sell shares of the Fund.
OWNERS OF VARIABLE INSURANCE CONTRACTS THAT INVEST IN THE SHARES SHOULD REFER TO THE VARIABLE INSURANCE CONTRACT PROSPECTUS FOR A DESCRIPTION OF FEES AND EXPENSES, AS THE TABLE AND EXAMPLES DO NOT REFLECT DEDUCTIONS AT THE SEPARATE ACCOUNT LEVEL OR CONTRACT LEVEL. INCLUSION OF THESE CHARGES WOULD INCREASE THE FEES AND EXPENSES DESCRIBED BELOW 
Annual Fund Operating Expenses [Table]
Annual Fund Operating Expenses
(expenses that you pay each year as a percentage of the value of your investment)
 
Management Fees
0.55%
Distribution and/or Service (12b-1) Fees
0.00%
Other Expenses
0.86%
Total Annual Fund Operating Expenses
1.41%
Less Fee Waiver and/or Expense Reimbursement*
-0.41%
Total Annual Fund Operating Expenses After Fee Waivers and/or Expense Reimbursement
1.00%
*
The Adviser (as defined below) is contractually committed to waive fees and/or reimburse the Fund’s expenses to the extent necessary to cap total annual fund operating expenses at 1.00%. The Adviser is obligated to continue the expense cap through May 1, 2027. The expense cap cannot be terminated prior to this date without the consent of the Board of Directors. After that date, there is no assurance that the Adviser will continue to cap expenses. The Adviser may not recoup any of the operating expenses it has reimbursed to the Fund.
Expense Example [Heading] Example.
Expense Example Narrative [Text Block]
This Example is intended to help you compare the cost of investing in the Fund with the cost of investing in other mutual funds. The Example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your shares at the end of those periods. The Example also assumes that your investment has a 5% return each year and that the Fund’s operating expenses remain the same. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: 
Expense Example, With Redemption [Table]
 
1 Year
3 Years
5 Years
10 Years
Davis Real Estate Portfolio
$102
$406
$732
$1,655
Portfolio Turnover [Heading] Portfolio Turnover
Portfolio Turnover [Text Block]
The Fund pays transaction costs, such as commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs. These costs, which are not reflected in annual fund operating expenses or in the example, affect the Fund’s performance. During the most recent fiscal year, the Fund’s portfolio turnover rate was 16% of the average value of its portfolio.
Portfolio Turnover, Rate 16.00%