v3.26.3
S000076296 [Member] Average Annual Total Returns
12 Months Ended 43 Months Ended
Dec. 31, 2025
Dec. 31, 2025
MSCI EAFE Index (reflects no deduction for fees, expenses or taxes)    
Prospectus [Line Items]    
Average Annual Return, Percent 31.22% 13.34%
Performance Inception Date   Jun. 01, 2022
Bridge Builder Tax Managed International Equity Fund    
Prospectus [Line Items]    
Average Annual Return, Percent 25.21% 11.12%
Performance Inception Date   Jun. 01, 2022
Bridge Builder Tax Managed International Equity Fund | After Taxes on Distributions    
Prospectus [Line Items]    
Average Annual Return, Percent 24.58% 10.72%
Performance Inception Date   Jun. 01, 2022
Bridge Builder Tax Managed International Equity Fund | After Taxes on Distributions and Sales    
Prospectus [Line Items]    
Average Annual Return, Percent 15.56% 8.80%
Performance Inception Date   Jun. 01, 2022