Nomura Diversified Income FundNomura Diversified Income FundDfebruarydiversifiedincomepro_2416Nomura Diversified Income FundDfebruaryadviserfundssai_2418February - Adviser Funds_SAIClass A - C000010956AClass C - C000010958CClass R - C000010959RClass Institutional - C000010960InstitutionalClass R6 - C000171464R6Market Risk [Member]Market Risk [Member]Credit risk [Member]Credit risk [Member]High Yield (Junk) Bond Risk [Member]High Yield (Junk) Bond Risk [Member]Interest rate risk [Member]Interest rate risk [Member]Loans and Other Direct Indebtedness Risk [Member]Loans and Other Direct Indebtedness Risk [Member]Mortgage-Backed and Asset-Backed Securities Risk [Member]Mortgage-Backed and Asset-Backed Securities Risk [Member]Foreign and Emerging Markets Risk [Member]Foreign and Emerging Markets Risk [Member]Prepayment Risk [Member]Prepayment Risk [Member]US Government Securities Risk [Member]US Government Securities Risk [Member]Derivatives Risk [Member]Derivatives Risk [Member]Leveraging Risk [Member]Leveraging Risk [Member]Liquidity Risk [Member]Liquidity Risk [Member]Valuation Risk [Member]Valuation Risk [Member]Portfolio Turnover Risk [Member]Portfolio Turnover Risk [Member]Government and Regulatory Risk [Member]Government and Regulatory Risk [Member]Active management and selection risk [Member]Active management and selection risk [Member]Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)Bloomberg US Aggregate Index (reflects no deduction for fees, expenses, or taxes)