Remainder of Other Expenses First Eagle Global Fund First Eagle Overseas Fund First Eagle U.S. Fund First Eagle Gold Fund First Eagle Global Income Builder Fund First Eagle Rising Dividend Fund First Eagle Small Cap Opportunity Fund First Eagle U.S. Smid Cap Opportunity Fund First Eagle Global Real Assets Fund First Eagle High Yield Municipal Fund First Eagle Short Duration High Yield Municipal Fund First Eagle Core Plus Municipal Fund First Eagle Global Fund First Eagle Overseas Fund First Eagle U.S. Fund First Eagle Gold Fund First Eagle Global Income Builder Fund First Eagle Rising Dividend Fund First Eagle Small Cap Opportunity Fund First Eagle U.S. Smid Cap Opportunity Fund First Eagle Global Real Assets Fund First Eagle High Yield Municipal Fund First Eagle Short Duration High Yield Municipal Fund First Eagle Core Plus Municipal Fund Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class I Class R6 Class A Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I Class R6 Class A Class C Class I R6 Market Risk [Member] New Fund Risk [Member] Illiquid Investment Risk [Member] Small-Size Company Risk [Member] Micro-Size Company Risk [Member] Equity Risk [Member] Convertible Security Risk [Member] Foreign Investment Risk [Member] Geographic Investment Risk [Member] Australia Risk [Member] Canada Risk [Member] European Risk [Member] Mexico Risk [Member] Real Assets Companies Risk [Member] Inflation/Deflation Risk [Member] Natural Resources Risk [Member] Commodity Investments Risk [Member] Energy Risk [Member] Infrastructure Risk [Member] Environmental and Climate Risk [Member] Japan Risk [Member] South Korea Risk [Member] Emerging Market Risk [Member] Small and Medium-Size Company Risk [Member] Large-Size Company Risk [Member] Repurchase Agreements Risk [Member] 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Coupon Bond Risk [Member] Preferred Stock Risk [Member] Warrants and Rights Risk [Member] Changes in Debt Ratings Risk [Member] Defaulted Securities Risk [Member] High Yield Risk [Member] Derivatives Risk [Member] Options Risk [Member] Swaps Risk [Member] Currency Risk [Member] Other Investment Company Risk [Member] Value Investment Strategy Risk [Member] Cybersecurity Risk [Member] Subsidiary Risk [Member] Prepayment Risk [Member] MSCI World Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) MSCI EAFE Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) S&P 500 Index (reflects no deduction for fees, expenses or taxes) FTSE Gold Mines Index (reflects no deduction for fees, expenses or taxes) Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses or taxes) Bloomberg Global Aggregate Bond Index (reflects no deduction for fees, expenses or taxes) 60% MSCI World Index/40% Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees or expenses, but reflects net of taxes)* 60% MSCI World Index/40% Bloomberg Global Aggregate Bond Index (reflects no deduction for fees or expenses, but reflects net of taxes) Russell 2000® Value Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) Russell 2000® Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) Russell 2500TM Value Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) Russell 2500TM Index (reflects no deduction for fees or expenses, but reflects net of withholding taxes) Consumer Price Index for Urban Consumers (CPI-U) (reflects no deduction for fees or expense) S&P Municipal Yield Index (reflects no deduction for fees, expenses or taxes) S&P Municipal Bond Index (reflects no deduction for fees, expenses or taxes) S&P Short Duration Municipal Yield Index (reflects no deduction for fees, expenses or taxes) 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