S000049700 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
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% | 8.92% | 8.18% |
| Bridge Builder International Equity Fund | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 28.50% | 7.59% | 8.57% |
| Bridge Builder International Equity Fund | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 25.65% | 6.12% | 7.59% |
| Bridge Builder International Equity Fund | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 18.53% | 5.72% | 6.84% |