TWEEDY, BROWNE INTERNATIONAL VALUE FUND TWEEDY, BROWNE INTERNATIONAL VALUE FUND II - CURRENCY UNHEDGED TWEEDY, BROWNE VALUE FUND TWEEDY, BROWNE . BUYBACKS . DIVIDENDS + VALUE FUND TWEEDY, BROWNE INTERNATIONAL VALUE FUND TWEEDY, BROWNE INTERNATIONAL VALUE FUND II - CURRENCY UNHEDGED TWEEDY, BROWNE VALUE FUND TWEEDY, BROWNE . BUYBACKS . DIVIDENDS + VALUE FUND Equity Security Risk [Member] Value Investing Risk [Member] Portfolio Management Risk [Member] Risk of Loss [Member] Risk of Loss [Member] Dividend Risk and Shareholder Yield Risk [Member] Foreign Securities Risk [Member] Risks of Investing in Europe [Member] Emerging Markets Risk [Member] Mid, Small and Micro Capitalization Companies Risk [Member] Inflation Risk [Member] Sector Risk [Member] Mid, Small and Micro Capitalization Companies Risk [Member] Currency Hedging Risk [Member] Inflation Risk [Member] Sector Risk [Member] Affiliated Funds Risk [Member] MSCI EAFE Index (in U.S.$) (reflects no deduction for fees, expenses or taxes) MSCI EAFE Index (Hedged to U.S.$) (reflects no deduction for fees, expenses or taxes) MSCI World Index (in U.S.$) (reflects no deduction for fees, expenses or taxes) MSCI World Index (Hedged to U.S.$) (reflects no deduction for fees, expenses or taxes) S&P 500/MSCI World Index (Hedged to U.S.$) (reflects no deduction for fees, expenses or taxes) MSCI World High Dividend Yield Index (in U.S.$) (reflects no deduction for fees, expenses or taxes) C000003511 Member Value Investing Risk Member Portfolio Management Risk Member index_ MSCI_ EAFE_ Index_in_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member Mid Small And Micro Capitalization Companies Risk Member index_ SP_500 MSCI_ World_ Index_ Hedged_to_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member C000050916 Member index_ MSCI_ EAFE_ Index_ Hedged_to_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member index_ MSCI_ World_ Index_ Hedged_to_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member Sector Risk Member Risks Of Loss Member Inflation Risks Member S000001302 Member Emerging Markets Risk Member Dividend Risk And Shareholder Yield Risk Member Foreign Securities Risk Member Risks Of Investing In Europe Member index_ MSCI_ World_ High_ Dividend_ Yield_ Index_in_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member Risk Of Loss Member Sector Risks Member S000018426 Member C000003512 Member Affiliated Funds Risk Member S000026835 Member C000080766 Member Mid Small And Micro Capitalization Companies Risks Member Currency Hedging Risk Member Equity Security Risk Member S000001301 Member index_ MSCI_ World_ Index_in_ US_reflects_no_deduction_for_fees_expenses_or_taxes Member Inflation Risk Member