S000001301 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
|
| MSCI World Index (in U.S.$) (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 18.67% | 11.17% | 9.95% |
| MSCI World Index (Hedged to U.S.$) (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 21.87% | 12.75% | 11.26% |
| S&P 500/MSCI World Index (Hedged to U.S.$) (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 21.87% | 12.75% | 11.26% |
| TWEEDY BROWNE VALUE FUND | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.36% | 4.63% | 5.11% |
| TWEEDY BROWNE VALUE FUND | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (1.01%) | 2.91% | 3.37% |
| TWEEDY BROWNE VALUE FUND | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 2.79% | 3.61% | 3.86% |