S000048334 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 3000® Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.15% | 13.15% | 14.29% |
| Russell 1000® Growth Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 18.56% | 15.32% | 18.13% |
| Bridge Builder Large Cap Growth Fund | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 13.62% | 10.46% | 14.38% |
| Bridge Builder Large Cap Growth Fund | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 10.95% | 9.01% | 13.26% |
| Bridge Builder Large Cap Growth Fund | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 9.82% | 8.05% | 11.82% |