3.23.2 html 321 76 1 true 92 0 false 2 false false R1.htm 000001 - Document - Document and Entity Information Sheet http://www.nylife.com/20230828/role/DocumentAndEntityInformation Document and Entity Information Risk/Return 1 false true R2.htm 020000 - Document - Risk/Return Summary {Unlabeled} - IQ Ultra Short Duration ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQUltraShortDurationETF Risk/Return Summary- IQ Ultra Short Duration ETF Risk/Return 2 false false R8.htm 020006 - Disclosure - Risk/Return Detail Data {Elements} - IQ Ultra Short Duration ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQUltraShortDurationETF Risk/Return Detail Data- IQ Ultra Short Duration ETF Risk/Return 3 false true R9.htm 020007 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay ESG Core Plus Bond ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayESGCorePlusBondETF Risk/Return Summary- IQ MacKay ESG Core Plus Bond ETF Risk/Return 4 false false R15.htm 020013 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay ESG Core Plus Bond ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayESGCorePlusBondETF Risk/Return Detail Data- IQ MacKay ESG Core Plus Bond ETF Risk/Return 5 false true R16.htm 020014 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay ESG High Income ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayESGHighIncomeETF Risk/Return Summary- IQ MacKay ESG High Income ETF Risk/Return 6 false false R20.htm 020018 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay ESG High Income ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayESGHighIncomeETF Risk/Return Detail Data- IQ MacKay ESG High Income ETF Risk/Return 7 false true R21.htm 020019 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay Multi-Sector Income ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayMultiSectorIncomeETF Risk/Return Summary- IQ MacKay Multi-Sector Income ETF Risk/Return 8 false false R25.htm 020023 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay Multi-Sector Income ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayMultiSectorIncomeETF Risk/Return Detail Data- IQ MacKay Multi-Sector Income ETF Risk/Return 9 false true R26.htm 020024 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay Municipal Insured ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayMunicipalInsuredETF Risk/Return Summary- IQ MacKay Municipal Insured ETF Risk/Return 10 false false R32.htm 020030 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay Municipal Insured ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayMunicipalInsuredETF Risk/Return Detail Data- IQ MacKay Municipal Insured ETF Risk/Return 11 false true R33.htm 020031 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay Municipal Intermediate ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayMunicipalIntermediateETF Risk/Return Summary- IQ MacKay Municipal Intermediate ETF Risk/Return 12 false false R39.htm 020037 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay Municipal Intermediate ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayMunicipalIntermediateETF Risk/Return Detail Data- IQ MacKay Municipal Intermediate ETF Risk/Return 13 false true R40.htm 020038 - Document - Risk/Return Summary {Unlabeled} - IQ MacKay California Municipal Intermediate ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQMacKayCaliforniaMunicipalIntermediateETF Risk/Return Summary- IQ MacKay California Municipal Intermediate ETF Risk/Return 14 false false R46.htm 020044 - Disclosure - Risk/Return Detail Data {Elements} - IQ MacKay California Municipal Intermediate ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQMacKayCaliforniaMunicipalIntermediateETF Risk/Return Detail Data- IQ MacKay California Municipal Intermediate ETF Risk/Return 15 false true R47.htm 020045 - Document - Risk/Return Summary {Unlabeled} - IQ Winslow Large Cap Growth ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQWinslowLargeCapGrowthETF Risk/Return Summary- IQ Winslow Large Cap Growth ETF Risk/Return 16 false false R51.htm 020049 - Disclosure - Risk/Return Detail Data {Elements} - IQ Winslow Large Cap Growth ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQWinslowLargeCapGrowthETF Risk/Return Detail Data- IQ Winslow Large Cap Growth ETF Risk/Return 17 false true R52.htm 020050 - Document - Risk/Return Summary {Unlabeled} - IQ Winslow Focused Large Cap Growth ETF Sheet http://www.nylife.com/20230828/role/DocumentRiskReturnSummaryUnlabeledIQWinslowFocusedLargeCapGrowthETF Risk/Return Summary- IQ Winslow Focused Large Cap Growth ETF Risk/Return 18 false false R56.htm 020054 - Disclosure - Risk/Return Detail Data {Elements} - IQ Winslow Focused Large Cap Growth ETF Sheet http://www.nylife.com/20230828/role/DisclosureRiskReturnDetailDataElementsIQWinslowFocusedLargeCapGrowthETF Risk/Return Detail Data- IQ Winslow Focused Large Cap Growth ETF Risk/Return 19 false false All Reports Book All Reports tm2319108d1_485bpos.htm ck0001426439-20230828.xsd ck0001426439-20230828_cal.xml ck0001426439-20230828_def.xml ck0001426439-20230828_lab.xml ck0001426439-20230828_pre.xml tm2319108d1_ex99-d2a.htm tm2319108d1_ex99-d5.htm tm2319108d1_ex99-e1a.htm tm2319108d1_ex99-h4.htm tm2319108d1_ex99-i.htm tm2319108d1_ex99-j.htm tm2319108d1_ex99-m.htm tm2319108d1_ex99-p1.htm tm2319108d1_ex99-p2.htm tm2319108d1_ex99-p3.htm tm2319108d1_ex99-p4.htm tm2319108d1_ex99-q.htm bc_coreplusbond-bw.jpg bc_intermediate-bw.jpg bc_municipalinsured-bw.jpg bc_municipalinter-bw.jpg bc_ultrashort-bw.jpg lg_indexiq-bw.jpg lg_iqnew1-bw.jpg BarChart1.png BarChart2.png BarChart3.png BarChart4.png BarChart5.png http://xbrl.sec.gov/dei/2023 http://xbrl.sec.gov/rr/2023 true true