v3.26.1
Fees and Expenses
Oct. 31, 2025
DFA MN Municipal Bond Portfolio | DFA MN Municipal Bond Portfolio  
Prospectus [Line Items]  
Shareholder Fees Caption [Optional Text] Shareholder Fees (fees paid directly from your investment)
Operating Expenses Caption [Optional Text] Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)
Annual Fund Operating Expenses [Table]
Management Fee 0.20%
Other Expenses 0.20%
Total Annual Fund Operating Expenses 0.40%
Fee Waiver and/or Expense Reimbursement2 0.10%
Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement 0.30%
1The “Management Fee” and “Total Annual Fund Operating Expenses” have been adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.25% to 0.20% effective as of July 1, 2026.

 

2Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in certain instances, assume certain expenses of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement for the Portfolio will remain in effect through February 28, 2027, and may only be terminated by the Fund’s Board of Directors prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived and/or expenses previously assumed up to thirty-six months after such fee waiver and/or expense assumption.
Expense Example [Heading] EXAMPLE
Expense Example Narrative [Text Block]

This Example is meant to help you compare the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based on these assumptions your costs whether you redeem or hold your shares would be:

Expense Example, With Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$31 $118 $214 $495
Expense Example, No Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$31 $118 $214 $495
DFA Oregon Municipal Bond Portfolio | DFA Oregon Municipal Bond Portfolio  
Prospectus [Line Items]  
Shareholder Fees Caption [Optional Text] Shareholder Fees (fees paid directly from your investment)
Operating Expenses Caption [Optional Text] Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)
Annual Fund Operating Expenses [Table]
Management Fee 0.20%
Other Expenses 0.09%
Total Annual Fund Operating Expenses 0.29%
Fee Waiver and/or Expense Reimbursement2 0.04%
Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement 0.25%
1The “Management Fee” and “Total Annual Fund Operating Expenses” have been adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.25% to 0.20% effective as of July 1, 2026.

 

2Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in certain instances, assume certain expenses of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement for the Portfolio will remain in effect through February 28, 2028, and may only be terminated by the Fund’s Board of Directors prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived and/or expenses previously assumed up to thirty-six months after such fee waiver and/or expense assumption.
Expense Example [Heading] EXAMPLE
Expense Example Narrative [Text Block]

This Example is meant to help you compare the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based on these assumptions your costs whether you redeem or hold your shares would be:

Expense Example, With Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$26 $89 $159 $364
Expense Example, No Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$26 $89 $159 $364
Institutional Class Shares Prospectus | U.S. Large Company Portfolio  
Prospectus [Line Items]  
Shareholder Fees Caption [Optional Text] Shareholder Fees (fees paid directly from your investment)
Operating Expenses Caption [Optional Text] Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)
Annual Fund Operating Expenses [Table]
Management Fee 0.04%
Other Expenses 0.03%
Total Annual Fund Operating Expenses 0.07%
Fee Waiver and/or Expense Reimbursement2 0.01%
Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement 0.06%
1The “Management Fee” and “Total Annual Fund Operating Expenses” have been adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.06% to 0.04% effective as of July 1, 2026.

 

2Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees of the Portfolio. The Fee Waiver Agreement for the Portfolio will remain in effect through February 28, 2028, and may only be terminated by the Fund’s Board of Directors prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived up to thirty-six months after such fee waiver.
Expense Example [Heading] EXAMPLE
Expense Example Narrative [Text Block]

This Example is meant to help you compare the cost of investing in the Portfolio with the cost of investing in other funds. The Example assumes that you invest $10,000 in the Portfolio for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that the Portfolio’s operating expenses remain the same. The costs for the Portfolio reflect the net expenses of the Portfolio that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based on these assumptions your costs whether you redeem or hold your shares would be:

Expense Example, With Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$6 $22 $39 $89
Expense Example, No Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$6 $22 $39 $89
ETF Class Shares Prospectus | U.S. Large Company Portfolio  
Prospectus [Line Items]  
Shareholder Fees Caption [Optional Text] Shareholder Fees (fees paid directly from your investment)
Operating Expenses Caption [Optional Text] Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment)
Annual Fund Operating Expenses [Table]
Management Fee 0.04%
Other Expenses2 0.05%
Total Annual Fund Operating Expenses 0.09%
Fee Waiver and/or Expense Reimbursement3 0.03%
Total Annual Fund Operating Expenses After Fee Waiver and/or Expense Reimbursement 0.06%
1The “Management Fee” and “Total Annual Fund Operating Expenses” have been adjusted to reflect the decrease in the management fee payable by the Portfolio from 0.06% to 0.04% effective as of July 1, 2026.

 

2The ETF Class shares of the Portfolio are new, so the “Other Expenses” shown for the class are based on anticipated fees and expenses for the first full fiscal year.

 

3Dimensional Fund Advisors LP (the “Advisor”) has agreed to waive certain fees and in certain instances, assume certain expenses of the ETF Class shares of the Portfolio. The Fee Waiver and/or Expense Assumption Agreement for the Portfolio will remain in effect through February 28, 2028, and may only be terminated by the Fund’s Board of Directors prior to that date. Under certain circumstances, the Advisor retains the right to seek reimbursement for any fees previously waived and/or expenses previously assumed up to thirty-six months after such fee waiver and/or expense assumption.
Expense Example [Heading] EXAMPLE
Expense Example Narrative [Text Block]

This Example is meant to help you compare the cost of investing in the Portfolio’s ETF Class shares with the cost of investing in other funds. The Example assumes that you invest $10,000 in the Portfolio’s ETF Class shares for the time periods indicated. The Example also assumes that your investment has a 5% return each year and that the Portfolio’s operating expenses remain the same. The costs for the Portfolio’s ETF class shares reflect the net expenses of the Portfolio’s ETF Class shares that result from the contractual expense waiver in the first year only. Although your actual costs may be higher or lower, based on these assumptions your costs whether you redeem or hold your shares would be:

Expense Example, With Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$6 $26 $48 $112
Expense Example, No Redemption [Table]
1 Year 3 Years 5 Years 10 Years
$6 $26 $48 $112