Wire fee Overnight check delivery fee Retirement account fees (annual maintenance fee) Shareholder service fees All other expenses AAM/HIMCO Short Duration Fund AAM/Insight Select Income Fund Class A Class C Class I Class A Class C Class I Fixed Income Securities Risk [Member] Liquidity Risk [Member] Preferred Stock Risk [Member] Portfolio Turnover Risk [Member] Market Risk [Member] Recent Market Events [Member] Issuer Event Risk [Member] Mortgage-Backed and Asset-Backed Securities Risk [Member] High Yield (“Junk”) Bond Risk [Member] Bank Loans and Loan Participations Risk [Member] Collateralized Loan Obligations Risk [Member] Private Placements and Restricted Securities Risk [Member] Sector Focus Risk [Member] Call Risk [Member] Foreign Investment Risk [Member] Currency Risk [Member] Foreign Sovereign Risk [Member] Convertible Securities Risk [Member] Management and Strategy Risk [Member] U.S. Government Securities Risk [Member] Sovereign Debt Risk [Member] Emerging Markets Risk [Member] Municipal Bond Risk [Member] Cybersecurity Risk [Member] Derivatives Risk [Member] Futures Risk [Member] Futures and Options Risk [Member] Swaps Risk [Member] TBA Securities Risk [Member] Warrants and Rights Risk [Member] ETF Risk [Member] MLP Risk [Member] MLP Tax Risk [Member] Options Risk [Member] REIT Risk [Member] Credit Risk [Member] Interest Rate Risk [Member] Bloomberg 1-3 Year U.S. Government/Credit Index (reflects no deduction for fees, expenses or taxes) Bloomberg Aggregate Bond Index (reflects no deduction for fees, expenses or taxes) Bloomberg Credit Bond Index (reflects no deduction for fees, expenses or taxes) Issuer Event Risk Member Overnight Check Delivery Fee Options Risk Member CreditRiskMember Warrants And Rights Risk Member Cybersecurity Risk Member C000142997 Member Retirement Account Fees USGovernment Securities Risk Member C000124378 Member Bank Loans And Loan Participations Risk Member Sovereign Debt Risk Member S000045893 Member Call Risk Member Emerging Markets Risk Member ETFRisk Member High Yield Junk Bond Risk Member Foreign Sovereign Risk Member Foreign Investment Risk Member Futures Risk Member C000142998 Member Portfolio Turnover Risk Member Currency Risk Member Futures And Options Risk Member index_ Bloomberg_ Credit_ Bond_ Index_reflects_no_deduction_for_fees_expenses_or_taxes Member Private Placements And Restricted Securities Risk Member Derivatives Risk Member Swaps Risk Member Wire Fee index_ Bloomberg_ Aggregate_ Bond_ Index_reflects_no_deduction_for_fees_expenses_or_taxes Member TBASecurities Risk Member Collateralized Loan Obligations Risk Member MLPRisk Member index_ Bloomberg_13_ Year_ US_ Government Credit_ Index_reflects_no_deduction_for_fees_expenses_or_taxes Member C000124376 Member Fixed Income Securities Risk Member Preferred Stock Risk Member C000142996 Member Municipal Bond Risk Member Liquidity Risk Member S000040061 Member Market Risk Member Convertible Securities Risk Member C000124377 Member REITRisk Member InterestRateRiskMember Mortgage Backed And Asset Backed Securities Risk Member MLPTax Risk Member Management And Strategy Risk Member Sector Focus Risk Member Recent Market Events Member