Brown Advisory Sustainable Value ETF Brown Advisory Sustainable Value ETF Shares ETF Risks Equity Risk Large Capitalization Risk Value Style Risk Sustainable Investing Policy Risk New Fund Risk Management Risk Investments in Investment Company Risk Preferred Stock Risk REITs Risk Private Placements Risk Foreign Company Risk Emerging Markets Securities Risk Depositary Receipts Risk Convertible Securities Risk Shareholder Concentration Risk Brown Advisory Sustainable Growth ETF Brown Advisory Sustainable Growth ETF Shares Small and Medium Capitalization Companies Risk Growth Investment Style Risk Brown Advisory Flexible Equity ETF Brown Advisory Flexible Equity ETF Shares S&P 500 Index (reflects no deductions for fees, expenses, or taxes) Democratic Large Cap Core ETF Democratic Large Cap Core ETF Shares Equity Market Risk Common Stock Risk Sector Risk Issuer-Specific Risk Investment Process Risk Active Management Risk S&P 500® Index (reflects no deduction for fees, expenses or taxes) First Foundation Fixed Income Fund Class A Class Y Credit Risk [Member] Interest Rate Risk [Member] Fixed Income Market Risk Financials Sector Risk Mortgage-Backed Securities Risk Asset-Backed Securities Risk Below Investment Grade Securities (Junk Bonds) Risk Municipal Securities Risk Liquidity Risk Counterparty Risk Real Estate Sector Risk Small- and Mid-Capitalization Company Risk Large Capitalization Company Risk Prepayment Risk [Member] Foreign Investment/Emerging Markets Risk Currency Risk Derivatives Risk Cyber Security Risk Market Risk Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses or taxes) First Foundation Total Return Fund Class A Class Y Asset Allocation Risk Large Shareholder Risk Micro-Capitalization Company Risk Communications Sector Risk Growth Style Risk Hedging Risk Portfolio Turnover Risk Restricted Securities Risk S&P 500® Index (reflects no deduction for fees, expenses or taxes) Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses or taxes) MetLife Opportunistic High Yield Fund Investor Shares Institutional Shares High Yield or Below Investment Grade Securities Junk Bonds Risk Unrated Securities Risk Investment Style Risk Investment Strategy Risk Corporate Fixed Income Securities Risk Bank Loans Risk Call Risk Duration Risk Extension Risk Valuation Risk Exchange-Traded Funds ETFs Risk Money Market Instruments Risk Leverage Risk Convertible Securities and Preferred Stocks Risk Warrants and Rights Risk When-Issued and Delayed Delivery Securities and Forward Commitments Risk Privately Issued Securities Risk U.S. Government Securities Risk Small- and Mid-Capitalization Companies Risk Master Limited Partnerships MLPs Risk Large Purchase and Redemption Risk Bloomberg U.S. Aggregate Index (reflects no deduction for fees, expenses or taxes) Bloomberg U.S. Corporate High Yield Index (reflects no deduction for fees, expenses or taxes) MetLife Small Company Equity Fund Investor Shares Institutional Shares Small Companies Risk Sector Emphasis Risk Russell 3000 Index (reflects no deduction for fees, expenses or taxes) Russell 2000 Index (reflects no deduction for fees, expenses or taxes) NICHOLAS PARTNERS SMALL CAP GROWTH FUND Retail Shares Institutional Shares Small Capitalization Companies Risk IPO Risk ETFs Risk Russell 3000 Index (reflects no deductions for fees, expenses or taxes) Russell 2000 Growth Index (reflects no deductions for fees, expenses or taxes) Rayliant Wilshire NxtGen US Large Cap Equity ETF Rayliant Wilshire NxtGen US Large Cap Equity ETF Shares Machine Learning Risk Machine Learning and Quantitative Index Risk Data Quality and Model Risk Market Regime Change Risk Index Methodology and Calculation Risk Cybersecurity and Technology Risk Geographic Focus Risk Sector Focus Risk S&P 500 Index (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes)) MSCI World Index (Net) (USD) (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes)) FT Wilshire US Large NxtGen Index (Net) (reflects no deduction for fees, expenses or taxes) Rayliant Wilshire NxtGen Emerging Markets Equity ETF Rayliant Wilshire NxtGen Emerging Markets Equity ETF Risk of Investing in China Foreign Currency Risk Stock Connect Investing Risk Participatory Notes Risk MSCI Emerging Markets Index (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes)) MSCI Emerging Markets ex-China Index (Net) (USD) (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes)) FT Wilshire Emerging Large NxtGen Index (Net) (reflects no deduction for fees, expenses or taxes (except foreign withholding taxes)) Rayliant SMDAM Japan Equity ETF Rayliant SMDAM Japan Equity ETF Shares Risk Medium Capitalization Companies Risk TOPIX Total Return Index (Net) (USD) (reflects no deduction for fees, expenses, or taxes (except for foreign withholding taxes)) Redwheel Global Emerging Equity Fund Class N Shares Class I Shares Institutional Class Shares Emerging and Frontier Markets Securities Risk Rights and Warrants Risk Risks of Investing in Other Investment Companies MSCI Emerging Markets Index (reflects no deduction for fees, expenses or taxes) Redwheel Next Generation Power Infrastructure Fund A Class Shares Institutional Class Shares Equity Securities Risk Renewable Energy Company Risk Adviser Risk Concentration Risk Energy Infrastructure Industry Risk Renewable Energy Infrastructure Industry Risk New Technology Risk ESG Risk Foreign Securities Risk ADR Risk Large Cap Company Risk Small and Mid-Cap Companies Risk Debt Securities Risk Government-Sponsored Entities Risk REIT Risk Investment Company and RIC Compliance Risk Initial Public Offering IPO Risk Tax Risk Futures Contracts Risk Options Risk Swap Agreements Risk MSCI ACWI Net Return Index S&P Global Infrastructure Net Total Return Index S&P Global Infrastructure Total Return Index (reflects no deduction for fees, expenses or taxes) SouthernSun Small Cap Fund Class N Shares Class I Shares Industrials Sector Risk Russell 3000 Index (reflects no deduction for fees, expenses, or taxes) Russell 2000 Index (reflects no deduction for fees, expenses, or taxes) Russell 2000 Value Index (reflects no deduction for fees, expenses, or taxes) SouthernSun U.S. Equity Fund Class N Shares Class I Shares Russell 3000 Index (reflects no deduction for fees, expenses, or taxes) Russell 2500 Index (reflects no deduction for fees, expenses, or taxes) Russell 2500 Value Index (reflects no deduction for fees, expenses, or taxes) Democratic Large Cap Core Index (reflects no deduction for fees, expenses, or taxes) Class A, First Foundation Total Return Fund Class Y, First Foundation Total Return Fund S&P 500® Index (reflects no deduction for fees, expenses or taxes), First Foundation Total Return Fund Bloomberg U.S. Aggregate Bond Index (reflects no deduction for fees, expenses or taxes), First Foundation Total Return Fund Investor Shares [Default Label] Institutional Shares [Default Label] Institutional Shares, NICHOLAS PARTNERS SMALL CAP GROWTH FUND Rayliant Wilshire NxtGen Emerging Markets Equity ETF Shares Institutional Class Shares, Redwheel Next Generation Power Infrastructure Fund Class N Shares | SouthernSun Small Cap Fund Class I Shares | SouthernSun Small Cap Fund Class N Shares | SouthernSun U.S. Equity Fund Class I Shares | SouthernSun U.S. Equity Fund Russell 3000 Index (reflects no deduction for fees, expenses, or taxes) | SouthernSun U.S. Equity Fund