C000186839U.S. Treasury Floating Rate Notes_3.722_1/31/2028U.S. Treasury Floating Rate Notes_3.813_10/31/2027U.S. Treasury Notes_4.250_8/15/2035U.S. Treasury Notes_3.750_8/31/2026U.S. Treasury Notes_3.500_2/28/2031Siemens Energy AG__Medtronic PLC__Microchip Technology, Inc.__U.S. Treasury Bonds_4.750_8/15/2055U.S. Treasury Inflation-Indexed Bonds_2.375_2/15/2056SectorReal EstateSectorUtilitiesSectorConsumer StaplesSectorCommunication ServicesSectorMaterialsSectorEnergySectorConsumer DiscretionarySectorHealth CareSectorIndustrialsSectorInformation TechnologySectorFinancialsDiversified Financial ServicesInsurancePharmaceuticalsTelecommunicationsMediaBanksElectricAsset-Backed ObligationsU.S. Agency Mortgage-Backed ObligationsU.S. Treasury ObligationsInvestment Type [Axis]AssetCommon StocksAssetForeign Common StocksAssetU.S. Treasury ObligationsAssetU.S. Agency Mortgage-Backed ObligationsAssetInvestment CompaniesAssetCorporate ObligationsAssetAsset-Backed ObligationsAssetForeign Corporate ObligationsAssetSecurities Lending CollateralAssetCommercial Mortgage-Backed ObligationsAssetCollateralized Mortgage ObligationsAssetForeign Sovereign ObligationsAssetForeign Preferred StocksNo Trading Symbol [Flag]AssetsNetInvestmentCompanyPortfolioTurnover