AMERICAN FUNDS TAX-EXEMPT FUND OF NEW YORK Class A Class C Class F-1 Class F-2 Class F-3 Risks of investing in municipal bonds of issuers within the state of New York [Member] Market conditions [Member] Issuer risks [Member] Investing in municipal securities [Member] Investing in debt instruments [Member] Liquidity risk [Member] Credit and liquidity support [Member] Investing in lower rated debt instruments [Member] Investing in similar municipal bonds [Member] Management [Member] Bloomberg Municipal Bond Index (reflects no deductions for sales charges, account fees, expenses or U.S. federal income taxes) Bloomberg New York Municipal Index (reflects no deductions for sales charges, account fees or U.S. federal income taxes) Investing In Lower Rated Debt Instruments Member Issuer Risks Member Credit And Liquidity Support Member Risks Of Investing In Municipal Bonds Of Issuers Within The State Of New York Member S000030189 Member C000092893 Member index_ Bloomberg_ Municipal_ Bond_ Index_reflects_no_deductions_for_sales_charges_account_fees_expenses_or_ US_federal_income_taxes Member C000092895 Member Market Conditions Member Investing In Similar Municipal Bonds Member C000092891 Member ManagementMember Investing In Debt Instruments Member Investing In Municipal Securities Member index_ Bloomberg_ New_ York_ Municipal_ Index_reflects_no_deductions_for_sales_charges_account_fees_or_ US_federal_income_taxes Member C000092894 Member Liquidity Risk Member C000180002 Member