Eagle Energy Infrastructure Fund Credit Risk [Member] Distribution Policy Risk [Member] Emerging Market Risk [Member] E T N Risk [Member] Foreign Investment Risk [Member] Interest Rate Risk [Member] Issuer Specific Risk [Member] Liquidity Risk [Member] Management Risk [Member] Market And Geopolitical Risk [Member] M L P And M L P Related Securities And Energy Related Sector Risk [Member] M L P Tax Risk [Member] Energy Infrastructure Related Risk [Member] Options Risk [Member] Small And Medium Capitalization Company Risk [Member] Structured Note Risk [Member] Tax Risk [Member] Eagle Energy Infrastructure Fund Class A Shares Eagle Energy Infrastructure Fund Class C Shares Eagle Energy Infrastructure Fund Class I Shares S&P 500 Total Return Index Alerian MLP Index