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      id="t_4_593eb0b6_68e3_e76d_12b6_c813fb16d29f">CboeBZX</dei:SecurityExchangeName>
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      contextRef="D20240301_20240831_C000241196Member"
      id="t_4_7d1ac8f8_949d_ba6d_8636_a3bed2c8fcb5">NYSEArca</dei:SecurityExchangeName>
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      contextRef="D20240301_20240831_C000229632Member"
      id="t_4_af3c8492_7a65_ca13_be35_6141ab946354">NYSEArca</dei:SecurityExchangeName>
    <dei:SecurityExchangeName
      contextRef="D20240301_20240831_C000171065Member"
      id="t_4_cf4efbb4_b2e7_d18c_36f5_4c223441b4da">CboeBZX</dei:SecurityExchangeName>
    <dei:SecurityExchangeName
      contextRef="D20240301_20240831_C000241198Member"
      id="t_4_dfd65929_dd58_2e93_0c79_05c780c58e89">NYSEArca</dei:SecurityExchangeName>
    <dei:SecurityExchangeName
      contextRef="D20240301_20240831_C000240903Member"
      id="t_4_f2fca576_7545_f823_04f0_804e4fb9de03">CboeBZX</dei:SecurityExchangeName>
    <dei:SecurityExchangeName
      contextRef="D20240301_20240831_C000172241Member"
      id="t_4_fe054c28_81b6_9340_40d4_b80d66739952">CboeBZX</dei:SecurityExchangeName>
    <dei:EntityRegistrantName
      contextRef="DefaultContext"
      id="t_1_cd008989_d377_bc08_5ee7_9707f447747d">J.P. Morgan Exchange-Traded Fund Trust</dei:EntityRegistrantName>
    <dei:DocumentPeriodEndDate
      contextRef="DefaultContext"
      id="t_2_3174a08f_be79_39db_7e19_e3d9f561f8cd">2024-08-31</dei:DocumentPeriodEndDate>
    <oef:FundName
      contextRef="D20240301_20240831_C000200807Member"
      id="t_1_65fe8fe7_05a5_ede0_2317_e2c2ef85ce55">JPMorgan BetaBuilders MSCI US REIT ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000200807Member"
      id="t_11_1c3a39e9_2f18_168a_274a_0346e4cc730b">JPMorgan BetaBuilders MSCI US REIT ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000200807Member"
      id="t_2_f7489d8d_cd89_b977_0e12_72670f345a52">BBRE</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000200807Member"
      id="t_3_39cef7bf_1b3b_82f5_7626_2b869bdb2cb3">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders MSCI US REIT ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000200807Member"
      id="t_5_0a4bbdc8_6295_df39_5069_b6a670dd4759">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000200807Member"
      id="t_4_58c9f61b_b230_790f_596a_d0b425f85d01">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000200807Member"
      id="t_6_549dc0ab_58e0_30eb_83a0_e485f513c2d5">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000200807Member"
      id="t_7_237b7ab1_eac2_9774_4983_c898d03a84d2">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000200807Member"
      id="t_8_00ef9ab2_cf44_9153_3c46_5837807a7d84">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000200807Member"
      id="t_9_fd3e737a_5529_699e_b865_85aa6d955e56"> &lt;div style="break-inside: avoid;"&gt; &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt; &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt; &lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders MSCI US REIT ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;6&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.11&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000200807Member"
      decimals="INF"
      id="h_1_3ee135ea_f0f0_4fad_8bc1_190cfa62e741"
      unitRef="USD">6</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000200807Member"
      decimals="4"
      id="h_2_9c8cd228_a779_4675_8089_16b61865c5f7"
      unitRef="pure">0.0011</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000200807Member"
      id="t_10_535373fc_bbf6_6ec2_0579_bb489d64d01e"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;871,643,752&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;122&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;2&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000200807Member"
      decimals="INF"
      id="h_3_63862d1d_2d42_4863_a70e_a9599a953b50"
      unitRef="USD">871643752</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000200807Member"
      decimals="INF"
      id="h_4_fc06c88a_c3ef_48ea_8efb_258221e46ebd"
      unitRef="Holding">122</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000200807Member"
      decimals="4"
      id="h_5_a552d5d5_37fb_486a_b598_f70f3c77afbb"
      unitRef="pure">0.02</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000200807Member"
      id="t_12_7a669657_f033_8ea6_b930_89e627aaa29b"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION - SECTOR&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870486.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000231436Member"
      id="t_1_1629fcf2_6db1_f9c9_d768_33696107cb5f">JPMorgan Inflation Managed Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000231436Member"
      id="t_3_4c98f0f3_751d_07b7_14c2_5a4d4c65345a">JPMorgan Inflation Managed Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000231436Member"
      id="t_2_0c905741_1bdb_f4bc_2e35_2250a09ec048">JCPI</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000231436Member"
      id="t_5_b8a9b3de_73d0_33bf_09ec_29d8fc9d4d1b">This semi-annual shareholder report contains important information about the JPMorgan Inflation Managed Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000231436Member"
      id="t_4_09a8fe48_853f_8f41_c1a2_d9ed756bcca9">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000231436Member"
      id="t_6_1249e46e_7759_912f_15af_4bde603b74fc">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000231436Member"
      id="t_7_419e28ae_cb0e_1363_74ac_cd7ebb001fe5">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000231436Member"
      id="t_8_be67536f_6cd2_d773_567f_fa90228d6ac6">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000231436Member"
      id="t_9_c4eebd5a_5a5d_0b8a_76bb_20de62c3f3d4">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000231436Member"
      id="t_10_6c4dcec9_bc45_c65d_c73b_4f0e0ce873d6"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Inflation Managed Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;13&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.24&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000231436Member"
      decimals="INF"
      id="h_6_cd8b27dc_3123_4510_844c_5e3180cbb977"
      unitRef="USD">13</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000231436Member"
      decimals="4"
      id="h_7_f23fe684_18a0_4e5c_a901_0b00f0b0ee16"
      unitRef="pure">0.0024</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000231436Member"
      id="t_11_ebc15e26_7456_8f1e_0448_494016188f26"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;669,828,714&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;788&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;49&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000231436Member"
      decimals="INF"
      id="h_8_b02c5e00_0d01_4d6e_9bd0_a4c23c7c3064"
      unitRef="USD">669828714</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000231436Member"
      decimals="INF"
      id="h_9_49522dbc_8a3f_420f_b4e1_dc756de131b9"
      unitRef="Holding">788</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000231436Member"
      decimals="4"
      id="h_10_807e1e45_4f0d_4cae_bc32_b9a2ca082e20"
      unitRef="pure">0.49</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000231436Member"
      id="t_12_cfd22e14_190a_5d40_15ec_2da23d77e4d5"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870054.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000231439Member"
      id="t_1_b43f0c4e_db39_0c7d_35de_d15170c9f73b">JPMorgan Realty Income ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000231439Member"
      id="t_2_4977b2ae_9e93_88e8_d687_498aac5feeab">JPMorgan Realty Income ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000231439Member"
      id="t_3_e1b53b48_c01b_4d15_08ec_60267616b88b">JPRE</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000231439Member"
      id="t_5_aa638b51_aa80_b3b9_852f_23650930d16d">This semi-annual shareholder report contains important information about the JPMorgan Realty Income ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000231439Member"
      id="t_4_473dd339_bc27_eda5_6e1b_11b4e626027f">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000231439Member"
      id="t_6_b54e8cc0_69c7_7c76_ae1a_b2a6247265b5">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000231439Member"
      id="t_7_4843269a_edcd_bacf_3a6b_152168bceedb">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000231439Member"
      id="t_8_f104e7ec_50e7_091e_73a1_1cc5adc5e12f">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000231439Member"
      id="t_9_8323bd64_322e_0e56_e277_a6a8f9009036">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000231439Member"
      id="t_10_8bc0a7c1_4ecb_edb1_2597_e0b5c8481493"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Realty Income ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;27&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.50&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000231439Member"
      decimals="INF"
      id="h_11_aff1330d_3d39_44e5_8694_3083d6ed009e"
      unitRef="USD">27</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000231439Member"
      decimals="4"
      id="h_12_90b1a334_b9f6_4484_817f_0f060e1a6aaf"
      unitRef="pure">0.0050</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000231439Member"
      id="t_11_bf96fea6_38a2_e10d_e5e0_0bd76d18f5d6"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;387,539,138&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;30&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;39&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000231439Member"
      decimals="INF"
      id="h_13_d19e8984_e887_4c99_83d4_7ad849bf0faa"
      unitRef="USD">387539138</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000231439Member"
      decimals="INF"
      id="h_14_f65a4863_7597_4830_9329_3def3495774a"
      unitRef="Holding">30</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000231439Member"
      decimals="4"
      id="h_15_840fe032_9e96_4e50_a523_452fbb2eaea3"
      unitRef="pure">0.39</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000231439Member"
      id="t_12_0bcc2141_f0a0_f0d2_d665_07afcfa13c94"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION - SECTOR&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869877.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000241196Member"
      id="t_1_df955d1f_361a_9a64_3c76_e0abaa9e7947">JPMorgan High Yield Municipal ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000241196Member"
      id="t_2_e5008c94_9e14_92bc_c118_6fe175bd6ca3">JPMorgan High Yield Municipal ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000241196Member"
      id="t_3_df109f9c_2538_c91c_4c2e_e9a33f2b794c">JMHI</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000241196Member"
      id="t_5_e25f6ad9_7d6f_281f_43a8_a310588bf345">This semi-annual shareholder report contains important information about the JPMorgan High Yield Municipal ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000241196Member"
      id="t_4_9e5c0466_147f_2071_fbd2_57cfca204688">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000241196Member"
      id="t_9_f8ec875c_0039_443f_f9f8_d168a0f980b3">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000241196Member"
      id="t_6_fedf6b80_3b46_893e_b64f_943ed6ea4540">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000241196Member"
      id="t_7_ccf89726_3401_4e4d_a89e_2d1c1f528904">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000241196Member"
      id="t_8_6ae2563c_8890_ff9b_14b2_bf911dd170be">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000241196Member"
      id="t_10_c20fff28_6891_5638_73ae_2a316b2b5cc4"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan High Yield Municipal ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;17&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.34&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000241196Member"
      decimals="INF"
      id="h_16_adb876b3_8c36_4685_a611_f57550a6ffc4"
      unitRef="USD">17</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000241196Member"
      decimals="4"
      id="h_17_80d6c79b_1c6b_455b_a078_bd6db1994276"
      unitRef="pure">0.0034</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000241196Member"
      id="t_11_63449937_e73a_bd22_d43d_3815d50ec673"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;174,334,211&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;138&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;45&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000241196Member"
      decimals="INF"
      id="h_18_3b8094e9_bcfb_4696_b614_ea81816aeb7a"
      unitRef="USD">174334211</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000241196Member"
      decimals="INF"
      id="h_19_36069b59_c7c4_49fe_97d1_001636207908"
      unitRef="Holding">138</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000241196Member"
      decimals="4"
      id="h_20_6bda4881_0951_41e2_a41e_299200558d54"
      unitRef="pure">0.45</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000241196Member"
      id="t_12_0490245e_62e5_5ac3_8fe1_e4da608176e1"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;CREDIT QUALITY ALLOCATIONS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869517.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000241198Member"
      id="t_13_f973a741_5732_87ba_a54b_c0a0ad1d6d8a">JPMorgan Sustainable Municipal Income ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000241198Member"
      id="t_14_9e3a3b1a_a9a9_3ec4_8a83_109aaafcbfc8">JPMorgan Sustainable Municipal Income ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000241198Member"
      id="t_3_ec8985ee_830c_6422_84f5_f1d9dd9aa469">JMSI</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000241198Member"
      id="t_5_c160dbfd_c8b5_f95d_37c4_401ce81b9abd">This semi-annual shareholder report contains important information about the JPMorgan Sustainable Municipal Income ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000241198Member"
      id="t_4_fefe8599_2e9f_b75e_6a56_f17b410b4c6a">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000241198Member"
      id="t_9_ed356258_91a2_6741_e426_a5b668eb26d9">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000241198Member"
      id="t_6_dc0dab4a_2311_d0f8_1010_0b02d52b92d0">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000241198Member"
      id="t_7_4068c218_57f1_df1d_9932_bd9461c461d1">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000241198Member"
      id="t_8_4df6b239_a5d0_7550_915d_f2bf8685176d">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000241198Member"
      id="t_10_992960bb_f965_ce6d_dae2_236d5b16b321"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Sustainable Municipal Income ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.17&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000241198Member"
      decimals="INF"
      id="h_21_20592149_4019_4f7e_ba21_0ecad21bc82b"
      unitRef="USD">8</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000241198Member"
      decimals="4"
      id="h_22_75bd4fa9_6ea9_47f4_a765_85eb8d917d60"
      unitRef="pure">0.0017</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000241198Member"
      id="t_11_9b78748a_d36c_151e_a692_33a6f0fef184"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;218,780,640&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;168&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;41&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000241198Member"
      decimals="INF"
      id="h_23_9113f096_540e_4964_a01d_d07071da500f"
      unitRef="USD">218780640</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000241198Member"
      decimals="INF"
      id="h_24_57685c12_a3d7_44e3_a928_bff263ab94b6"
      unitRef="Holding">168</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000241198Member"
      decimals="4"
      id="h_25_6d031da1_9332_42cd_829a_d27d43532778"
      unitRef="pure">0.41</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000241198Member"
      id="t_12_2bccd20f_87f8_ba73_8c1d_07b4ae582b8d"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;CREDIT QUALITY ALLOCATIONS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869334.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000241197Member"
      id="t_1_78f3c8f7_7631_fc09_f007_1212108e3a97">JPMorgan Limited Duration Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000241197Member"
      id="t_3_5bf9e0a9_1789_84b9_3031_5d195d4c8963">JPMorgan Limited Duration Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000241197Member"
      id="t_2_244ac1e0_2dd3_a37b_389f_0ef9dc17e0e3">JPLD</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000241197Member"
      id="t_5_cda67511_78c7_7acc_bac4_34f2dad36d01">This semi-annual shareholder report contains important information about the JPMorgan Limited Duration Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000241197Member"
      id="t_4_c499c802_8570_64b4_c691_9947b0e55c5f">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000241197Member"
      id="t_9_c85e982f_5b65_fbd9_a73c_00dc07376cf9">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000241197Member"
      id="t_6_1fb20b18_03ca_6479_750e_73d23f4dad19">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000241197Member"
      id="t_7_ccadf7b4_6daf_d3e4_649e_4c65b0761196">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000241197Member"
      id="t_8_fdd546f5_1b75_1551_a84c_3b72827b1d61">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000241197Member"
      id="t_10_51fdb9ad_c5e7_5b7b_1514_8b67709a2e97"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Limited Duration Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;12&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.23&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000241197Member"
      decimals="INF"
      id="h_26_d72c591f_71e4_470b_bb59_2d6b3e48ec0a"
      unitRef="USD">12</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000241197Member"
      decimals="4"
      id="h_27_443e4450_70b7_4743_9c9e_a46a3131d385"
      unitRef="pure">0.0023</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000241197Member"
      id="t_11_53b20a70_322d_3ddc_3137_c0c9c9f632ba"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;757,842,643&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;325&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;16&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000241197Member"
      decimals="INF"
      id="h_28_9876e994_26b7_47c6_8690_84d76f29bd5d"
      unitRef="USD">757842643</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000241197Member"
      decimals="INF"
      id="h_29_247b49cc_4f08_4aa5_b317_97731e5d97e8"
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    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000241197Member"
      decimals="4"
      id="h_30_6e910cb9_0098_4523_ba33_804224c56b06"
      unitRef="pure">0.16</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000241197Member"
      id="t_12_4ec4b7b3_8d12_8d8b_d4fb_bc0497f2c647"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869118.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000172241Member"
      id="t_1_ba6f9819_1676_5ebc_34a9_393f0fa56f10">JPMorgan International Bond Opportunities ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000172241Member"
      id="t_2_00fc143b_297f_e28a_851a_2f0d59e8399e">JPMorgan International Bond Opportunities ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000172241Member"
      id="t_3_b3550a57_2a92_670b_3904_0e669e201e2a">JPIB</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000172241Member"
      id="t_5_db27c94e_8c50_1943_12c9_711ae3cc0900">This semi-annual shareholder report contains important information about the JPMorgan International Bond Opportunities ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000172241Member"
      id="t_4_789c8c2b_32c6_1d32_8408_7983d01004f6">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000172241Member"
      id="t_9_adb0cbc0_8fba_012b_3022_6b78334e75ae">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000172241Member"
      id="t_7_90fe9070_7dd8_b02c_0104_96dbedd70d39">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000172241Member"
      id="t_6_3b8321bc_dbd8_f3f0_3ed1_2d06f93ed645">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000172241Member"
      id="t_8_d979f22a_e186_b0cc_114a_143351457890">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000172241Member"
      id="t_10_175c38b0_e246_01a0_6c00_9776078198e9"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan International Bond Opportunities ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;26&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.50&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000172241Member"
      decimals="INF"
      id="h_31_418c815e_45ab_424b_a43f_eaf7faa326ba"
      unitRef="USD">26</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000172241Member"
      decimals="4"
      id="h_32_1da210bf_3aa0_4cd4_98f3_f575c584de75"
      unitRef="pure">0.0050</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000172241Member"
      id="t_11_0e43b5e1_79b4_a583_af16_cbd04c4e84cb"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;474,891,216&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;825&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;25&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000172241Member"
      decimals="INF"
      id="h_33_1b34f4bf_054a_4934_a687_ffba338f4edd"
      unitRef="USD">474891216</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000172241Member"
      decimals="INF"
      id="h_34_8d396ca7_658e_4649_9a4b_66135abe43c5"
      unitRef="Holding">825</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000172241Member"
      decimals="4"
      id="h_35_50092c7e_a169_4d55_a87d_0c2ef80350ac"
      unitRef="pure">0.25</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000172241Member"
      id="t_12_66c53ce6_6ff9_12a3_ae00_cabadfb0ffbb"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870381.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000205216Member"
      id="t_1_29528ee6_930c_ed9f_9ff9_fa790e560a35">JPMorgan Ultra-Short Municipal Income ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000205216Member"
      id="t_12_1c17c55e_e8f1_30c7_e56f_1833daa87918">JPMorgan Ultra-Short Municipal Income ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000205216Member"
      id="t_2_e55017f0_09e9_42fb_eb07_2bdd87527d91">JMST</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000205216Member"
      id="t_4_da3dcd95_f973_b2dd_efbc_87954aaa764f">This semi-annual shareholder report contains important information about the JPMorgan Ultra-Short Municipal Income ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000205216Member"
      id="t_3_1e9adc46_2c9c_7783_4df7_5778946aaafe">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000205216Member"
      id="t_5_cfc61ec3_f13e_8795_8b86_ffd6921d33cb">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000205216Member"
      id="t_6_946051a5_3912_62d8_4d58_92a266ba3898">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000205216Member"
      id="t_7_f2dd7556_2320_02f3_1143_1d64463c5993">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000205216Member"
      id="t_8_f5ef821f_eb7c_c2ac_5a40_c5e250619b87">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000205216Member"
      id="t_9_bbec56f1_7643_6bcf_cae4_ac5a2db95d70"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Ultra-Short Municipal Income ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;9&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.17&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000205216Member"
      decimals="INF"
      id="h_36_b9c6eb1f_e258_4631_a002_1632aab664a5"
      unitRef="USD">9</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000205216Member"
      decimals="4"
      id="h_37_e7ab5b44_c3fc_4f17_b21d_2c4dfc6f1227"
      unitRef="pure">0.0017</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000205216Member"
      id="t_10_9cd4e7a3_00f2_b5f1_88be_5e995332583e"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;2,773,935,102&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;2,462&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;36&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000205216Member"
      decimals="INF"
      id="h_38_ff9cdcb8_f41f_4d9f_80bd_59a444af048e"
      unitRef="USD">2773935102</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000205216Member"
      decimals="INF"
      id="h_39_29099689_1f85_4c79_aa6b_35d39caf1cd1"
      unitRef="Holding">2462</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000205216Member"
      decimals="4"
      id="h_40_1129ff00_fa19_4f65_9cf1_79bb6c812032"
      unitRef="pure">0.36</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000205216Member"
      id="t_11_a96ff2ea_ffaa_1ed9_1e69_d2e258d35109"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;CREDIT QUALITY ALLOCATIONS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870342.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000205212Member"
      id="t_1_a76ba9e2_5931_a31b_5ac1_9e3c9f6a6865">JPMorgan Core Plus Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000205212Member"
      id="t_12_55146c12_8786_6870_b4cb_3ceba92318c2">JPMorgan Core Plus Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000205212Member"
      id="t_2_3041fbd3_110d_f04f_de58_02435c58d7d1">JCPB</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000205212Member"
      id="t_3_5d82535c_dd05_244a_0d26_5bf28c7f76eb">This semi-annual shareholder report contains important information about the JPMorgan Core Plus Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000205212Member"
      id="t_4_91183eb4_8461_a910_9ba7_6a29bb35cc5f">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000205212Member"
      id="t_5_6a308a4e_2710_56e3_4004_d0d3f3b8552e">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000205212Member"
      id="t_6_d38983d2_e6cd_ba8a_67dc_ee1b0ac9514c">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000205212Member"
      id="t_7_9266d536_a94b_1af3_bb8f_fff11bbe3ae2">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000205212Member"
      id="t_8_ed9cb168_4519_990b_04f4_41f33cd0de21">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000205212Member"
      id="t_9_b6626cb7_b5a8_be33_3b26_cc551852cf35"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Core Plus Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;20&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.38&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000205212Member"
      decimals="INF"
      id="h_41_f127a075_111f_426e_afb6_f0ef9dd9ee96"
      unitRef="USD">20</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000205212Member"
      decimals="4"
      id="h_42_1a9b04d0_9136_401c_b267_8e908d5d8242"
      unitRef="pure">0.0038</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000205212Member"
      id="t_10_81eba605_fe3c_8dc9_93a0_e7e5a802133e"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;3,855,288,381&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;2,420&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;54&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000205212Member"
      decimals="INF"
      id="h_43_70671419_1a07_4b9e_a990_e5a22c525cba"
      unitRef="USD">3855288381</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000205212Member"
      decimals="INF"
      id="h_44_12d8ffc0_2e22_486b_9f8c_35876c39d709"
      unitRef="Holding">2420</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000205212Member"
      decimals="4"
      id="h_45_b7fda9f9_057c_407b_a859_f3a667a744ef"
      unitRef="pure">0.54</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000205212Member"
      id="t_11_cab14a94_d63a_70f6_5b26_bbb05a362ab8"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870309.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000172198Member"
      id="t_1_15744bfc_b401_5600_2152_2d59fc8f8afb">JPMorgan Ultra-Short Income ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000172198Member"
      id="t_2_aba556d6_bd2b_fb0d_9ee0_8f3feab14782">JPMorgan Ultra-Short Income ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000172198Member"
      id="t_3_948417ee_04ed_571b_fa88_8e2684dceeb8">JPST</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000172198Member"
      id="t_4_b50b1ad3_b878_b607_9e9a_d2dc34a552e4">This semi-annual shareholder report contains important information about the JPMorgan Ultra-Short Income ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000172198Member"
      id="t_5_25e999c5_0b0c_15ff_1e1a_38f65826b8a6">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000172198Member"
      id="t_6_2d4aea89_d6b0_a188_0d89_5e3f40ac0f34">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000172198Member"
      id="t_7_8d34ed02_02aa_f608_8036_3e9f49787062">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000172198Member"
      id="t_9_bde62565_7edb_5e51_16bf_ca3ee137ffa3">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000172198Member"
      id="t_8_9d2caf2d_a40a_d3c6_18cf_eb753c3252d3">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000172198Member"
      id="t_10_500be9c9_beae_8ce7_66f0_fd093363bd90"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Ultra-Short Income ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;9&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.18&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000172198Member"
      decimals="INF"
      id="h_46_78af7f16_43c2_45b0_9a72_2f9d6b829ea0"
      unitRef="USD">9</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000172198Member"
      decimals="4"
      id="h_47_c9cab711_676d_4d45_a30a_b465de4ffd7b"
      unitRef="pure">0.0018</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000172198Member"
      id="t_11_0d4e7604_c62d_63dc_9c9a_7967fc2a64e5"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25,376,225,121&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;685&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;32&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000172198Member"
      decimals="INF"
      id="h_51_1c02a00c_54f7_67fd_f085_d36f3c8e4e69"
      unitRef="USD">25376225121</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000172198Member"
      decimals="INF"
      id="h_49_984513fa_55f5_471e_bbde_985dbdb9d2e9"
      unitRef="Holding">685</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000172198Member"
      decimals="4"
      id="h_50_baf0788c_2b81_4c92_ae9c_6ec67f39c7e7"
      unitRef="pure">0.32</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000172198Member"
      id="t_12_85719ee4_a67f_6660_8e9f_32ed97f26f20"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870270.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000205215Member"
      id="t_1_7ca1ad54_4560_e490_03f1_232afc314cd9">JPMorgan Municipal ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000205215Member"
      id="t_2_15bc3693_652a_b024_4685_aa35e6936812">JPMorgan Municipal ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000205215Member"
      id="t_3_29e1846e_5c9f_3357_fc3e_f2fd06cd5750">JMUB</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000205215Member"
      id="t_4_1da2d5e1_1c0d_5f92_5b1b_f7d9baae25b3">This semi-annual shareholder report contains important information about the JPMorgan Municipal ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000205215Member"
      id="t_5_7ba06a2b_6db8_7412_134b_9c39d2bc4e4b">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000205215Member"
      id="t_6_552b29c5_7622_cdf5_3732_6d2a317a326a">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000205215Member"
      id="t_7_06b47d5a_b91f_166f_24b4_99f1c586bfd1">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000205215Member"
      id="t_8_cc3d5be2_6503_a82b_6350_26f718b61e93">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000205215Member"
      id="t_9_80bd985b_a87b_a0d1_0dc4_6a3f9bfe249e">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000205215Member"
      id="t_10_2ab36b60_4811_15ee_342b_26eb01d0363b"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Municipal ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;9&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.17&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000205215Member"
      decimals="INF"
      id="h_51_7dd4ea3f_9ef2_4db4_9622_e524896a7118"
      unitRef="USD">9</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000205215Member"
      decimals="4"
      id="h_52_b2257a66_091e_4958_8392_3ff3635d3651"
      unitRef="pure">0.0017</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000205215Member"
      id="t_11_aaebfd62_7378_1693_3824_d19c1204defd"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1,677,586,329&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;891&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;24&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000205215Member"
      decimals="INF"
      id="h_53_b47d0a6b_3f39_419d_9cf6_287e26d7d946"
      unitRef="USD">1677586329</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000205215Member"
      decimals="INF"
      id="h_54_d141b20b_b5e0_4aa5_b4eb_56970119d961"
      unitRef="Holding">891</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000205215Member"
      decimals="4"
      id="h_55_0039a099_6c42_4e4f_8a33_099d5491685d"
      unitRef="pure">0.24</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000205215Member"
      id="t_12_c2633f4d_2b4d_3684_b7eb_61123f0ece08"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;CREDIT QUALITY ALLOCATIONS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870237.jpg" style="width: 275pt;"/&gt; &lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; height: 12pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 6%; padding: 6pt 0 3pt 0;"&gt;(a)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 10pt; padding: 6pt 0 3pt 0;"&gt; &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 9pt; text-align: left; margin-bottom: 0px;"&gt;Amount rounds to less than 0.1%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000225677Member"
      id="t_1_635f91c7_cba3_2a24_d0fe_abd1dd1c48e0">JPMorgan Short Duration Core Plus ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000225677Member"
      id="t_2_49b13482_3097_ec0d_0ffc_a61d9585f715">JPMorgan Short Duration Core Plus ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000225677Member"
      id="t_3_a9df5e50_3806_0079_56c2_a1b38e989282">JSCP</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000225677Member"
      id="t_5_8b237dc6_d0e4_2ac3_bd59_74023ff50054">This semi-annual shareholder report contains important information about the JPMorgan Short Duration Core Plus ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000225677Member"
      id="t_4_6a5dabef_b21f_3ad1_8a48_2f546778aee3">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000225677Member"
      id="t_6_ae0d463f_0a89_d93b_9279_4be1a55d58db">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000225677Member"
      id="t_7_c86e368a_a91f_b75f_779b_2381938ad685">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000225677Member"
      id="t_8_c2253b3c_6745_f1b2_0060_d44bcb370e82">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000225677Member"
      id="t_9_b4e37792_e231_3555_d6a6_24b5c48b62f1">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000225677Member"
      id="t_10_3f2b8816_3e54_c05d_7636_c94e3a8ff198"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Short Duration Core Plus ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;17&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.33&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000225677Member"
      decimals="INF"
      id="h_56_e97381df_5816_45b9_b96b_008d1d4822f2"
      unitRef="USD">17</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000225677Member"
      decimals="4"
      id="h_57_276933ee_1c7e_41be_b633_f3b7307c77e8"
      unitRef="pure">0.0033</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000225677Member"
      id="t_11_86bab5ed_8933_78ba_5e7e_b7b739753071"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;443,618,310&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;868&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;34&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000225677Member"
      decimals="INF"
      id="h_58_7c1c6e7e_c0fa_4b3c_a751_712fd93979fc"
      unitRef="USD">443618310</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000225677Member"
      decimals="INF"
      id="h_59_c1e7c7c2_e732_4aea_8d72_2a0d48a5ac9f"
      unitRef="Holding">868</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000225677Member"
      decimals="4"
      id="h_60_75662726_92a5_437a_a337_88b6f8ef3ba4"
      unitRef="pure">0.34</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000225677Member"
      id="t_12_5252ebd7_d3e1_942c_205c_63b3ece02b29"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870126.jpg" style="width: 275pt;"/&gt; &lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; height: 12pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 6%; padding: 6pt 0 3pt 0;"&gt;(a)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 10pt; padding: 6pt 0 3pt 0;"&gt; &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 9pt; text-align: left; margin-bottom: 0px;"&gt;Amount rounds to less than 0.1%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000229632Member"
      id="t_1_7e47242d_c9b8_55b4_a0f1_ade9895ba91f">JPMorgan Income ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000229632Member"
      id="t_2_e95bf5b0_c46c_3bd8_dac1_d0f26d64444b">JPMorgan Income ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000229632Member"
      id="t_3_fb8f3469_139f_68e6_f2fa_ea663b6cbc5e">JPIE</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000229632Member"
      id="t_4_5bb26da7_046b_6854_aa01_dcbdc210293e">This semi-annual shareholder report contains important information about the JPMorgan Income ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000229632Member"
      id="t_5_1fed6fbb_3a91_5eac_1872_408f55488f5d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000229632Member"
      id="t_6_fa9575d6_db7b_c1dd_a143_ba34585ebdd8">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000229632Member"
      id="t_7_b23ffcb5_1707_c5ab_7efb_478c4d88d522">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000229632Member"
      id="t_8_10e95a7b_d108_e84d_37e3_db02d2721fba">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000229632Member"
      id="t_9_8d22d114_97cd_f083_9db8_f34e26ffdc4a">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000229632Member"
      id="t_10_83d35b89_14dd_8f02_30f6_95260a259e4c"> &lt;div style="break-inside: avoid;"&gt; &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt; &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt; &lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Income ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;20&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.39&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000229632Member"
      decimals="INF"
      id="h_61_cdddf089_7946_4581_b14d_acfab506f4e9"
      unitRef="USD">20</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000229632Member"
      decimals="4"
      id="h_62_c7c54d30_47e6_4923_93d2_73b5cfdc410a"
      unitRef="pure">0.0039</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000229632Member"
      id="t_11_0f201ed5_b2a8_70b1_53cf_4de6d2df8ec9"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1,879,997,257&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;1,548&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;80&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000229632Member"
      decimals="INF"
      id="h_63_3b5d35bd_0d0f_4474_83b8_5be62c5281b5"
      unitRef="USD">1879997257</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000229632Member"
      decimals="INF"
      id="h_64_97ae79a4_ffed_4339_b9a3_4c2c33ee5ee2"
      unitRef="Holding">1548</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000229632Member"
      decimals="4"
      id="h_65_bff57485_7ecf_4838_bff4_b5c9e303cbfa"
      unitRef="pure">0.80</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000229632Member"
      id="t_12_059a5d7c_65d8_7ff7_8d24_bba80b50e7ce"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870093.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000244901Member"
      id="t_1_4e4ebd45_bf17_e7f5_2b7e_6ce497f79328">JPMorgan Active Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000244901Member"
      id="t_12_9df81768_3f35_c234_5b33_a1652990a370">JPMorgan Active Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000244901Member"
      id="t_2_b3cf81d7_57a7_786d_d5f3_fb1ed79df147">JBND</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000244901Member"
      id="t_3_7edb7394_dc7a_d989_dc1f_58b7127ce58d">This semi-annual shareholder report contains important information about the JPMorgan Active Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000244901Member"
      id="t_8_86065b09_23c4_03d5_f831_a84e697e0b68">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000244901Member"
      id="t_4_f4cbaae8_0af6_079f_690d_50d01a2d74eb">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000244901Member"
      id="t_5_220bd4d6_7aa3_057f_0b34_a25221a6a7b8">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000244901Member"
      id="t_6_7942528f_0856_47ce_eea3_91a0c2213914">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000244901Member"
      id="t_7_cf336e47_9a3e_cc6f_2039_186d394b2de5">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000244901Member"
      id="t_9_8cc4f22c_8e86_2bde_7a79_fef864377e75"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan Active Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.27&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000244901Member"
      decimals="INF"
      id="h_66_fc5f4923_89d1_4e6d_953d_bb3b8d53ad69"
      unitRef="USD">14</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000244901Member"
      decimals="4"
      id="h_67_f621efe1_e659_4e01_8f46_cb2c8cf00329"
      unitRef="pure">0.0027</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000244901Member"
      id="t_10_8abd245e_2911_d584_1809_653550b3a270"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;543,392,775&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;776&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;52&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
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    <oef:HoldingsCount
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      id="h_69_e0cce1ba_463f_4546_863d_bbcbaf88eff2"
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    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000244901Member"
      decimals="4"
      id="h_70_5562e7a4_d5ec_4173_8294_48adcf5c836f"
      unitRef="pure">0.52</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000244901Member"
      id="t_11_b94794be_b2bd_aa1a_3e51_23e1dbd7be4d"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3868902.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000206281Member"
      id="t_1_3f787811_2975_a277_55e9_3cb4408b368b">JPMorgan BetaBuilders USD Investment Grade Corporate Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000206281Member"
      id="t_2_09d01824_c1cb_5d81_b724_07f9a9af8907">JPMorgan BetaBuilders USD Investment Grade Corporate Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000206281Member"
      id="t_3_358d5464_4f9c_543b_de0a_24f041eeddc9">BBCB</dei:TradingSymbol>
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      contextRef="D20240301_20240831_C000206281Member"
      id="t_4_66b66d77_7dea_74ae_c55f_5ef8ee7d9213">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders USD Investment Grade Corporate Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000206281Member"
      id="t_12_0ec875e7_47e1_5610_1394_3a3e6656b8dc">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000206281Member"
      id="t_5_ad759549_29e0_4e4d_d49d_aedd82682ec7">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000206281Member"
      id="t_6_93bf2efc_55c4_5ffb_39ed_0175814d89db">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000206281Member"
      id="t_8_68e5a6d9_a26e_0a80_44bf_8549cd0da4fd">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000206281Member"
      id="t_7_6782030a_59cc_4366_7c81_cca473e840e6">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000206281Member"
      id="t_9_70489ac3_c165_8e2d_530b_60e411489a16"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders USD Investment Grade Corporate Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;5&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.09&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000206281Member"
      decimals="INF"
      id="h_71_c55ccdc3_713d_4108_a4df_399eebe200b6"
      unitRef="USD">5</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000206281Member"
      decimals="4"
      id="h_72_91e9131b_7790_4327_beb3_b2853275a657"
      unitRef="pure">0.0009</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000206281Member"
      id="t_10_a62fb809_fb59_f578_21f1_3cf0c21abdc4"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;46,286,439&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;987&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;7&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000206281Member"
      decimals="INF"
      id="h_73_3a0558e9_f78a_4fd9_8110_82afe2cc1e04"
      unitRef="USD">46286439</us-gaap:AssetsNet>
    <oef:HoldingsCount
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      decimals="INF"
      id="h_74_a4a63fad_b252_4fc6_b54f_6d84c896c9af"
      unitRef="Holding">987</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000206281Member"
      decimals="4"
      id="h_75_4395e106_dfc0_4a8a_bc1a_1ef817543fb6"
      unitRef="pure">0.07</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000206281Member"
      id="t_11_1116dbe9_c02a_7e46_51ce_1b76917a545b"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION - SECTOR&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870525.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000171065Member"
      id="t_1_067afd2e_74fd_7d9a_6bc3_13ffeb0bf84d">JPMorgan BetaBuilders USD High Yield Corporate Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000171065Member"
      id="t_2_d988c4a2_1d3e_8cae_9a27_19dfec2d68e1">JPMorgan BetaBuilders USD High Yield Corporate Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000171065Member"
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      contextRef="D20240301_20240831_C000171065Member"
      id="t_5_2749557f_4f8c_ca72_021f_ac90282b2df2">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders USD High Yield Corporate Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000171065Member"
      id="t_4_aa581602_b8e6_787b_6118_8eef2e35bc98">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
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      contextRef="D20240301_20240831_C000171065Member"
      id="t_6_b290a61b_b6b9_8c3f_5923_9c40d3c71a62">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
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      id="t_7_d68a75f7_9c49_80ed_decf_dcbd331a6c49">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000171065Member"
      id="t_8_d8e40fb5_cb71_d9f2_1771_9e08bd99d6f0">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000171065Member"
      id="t_9_857da1f4_2987_4def_76c3_359f32937668">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000171065Member"
      id="t_10_795339b3_9f7d_de2d_4647_0376327a28b7"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders USD High Yield Corporate Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;8&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.15&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000171065Member"
      decimals="INF"
      id="h_76_9f558acb_67c6_4c29_8814_d27075f157af"
      unitRef="USD">8</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000171065Member"
      decimals="4"
      id="h_77_6db3913a_b262_4500_a01a_74dc00545166"
      unitRef="pure">0.0015</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000171065Member"
      id="t_11_fa1f1dcf_7656_d02c_8493_82edaa57798e"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1,290,922,572&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;1,453&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;21&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000171065Member"
      decimals="INF"
      id="h_78_bf5e74ab_e5a1_496f_8260_d4f4f6e71767"
      unitRef="USD">1290922572</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000171065Member"
      decimals="INF"
      id="h_79_a55ff39d_6253_4d15_b3c3_74c93d57ddb4"
      unitRef="Holding">1453</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000171065Member"
      decimals="4"
      id="h_80_7b62e553_ef39_40d9_8c62_73a6288dcd35"
      unitRef="pure">0.21</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000171065Member"
      id="t_12_670cc15d_4697_64bc_b732_31ff00e39143"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870453.jpg" style="width: 275pt;"/&gt; &lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; height: 12pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 6%; padding: 6pt 0 3pt 0;"&gt;(a)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; width: 10pt; padding: 6pt 0 3pt 0;"&gt; &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 9pt; text-align: left; margin-bottom: 0px;"&gt;Amount rounds to less than 0.1%.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000196949Member"
      id="t_1_771d9c9e_b396_ffb7_2005_f0efe3f1f22a">JPMorgan USD Emerging Markets Sovereign Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000196949Member"
      id="t_2_7f83e011_da8a_5c0d_cf23_e6ba837e042e">JPMorgan USD Emerging Markets Sovereign Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000196949Member"
      id="t_3_fe76dfb4_1973_cc80_945e_a2c3373262d9">JPMB</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000196949Member"
      id="t_4_cd035a1f_aeb4_9f59_bffa_77ec6e1b90aa">This semi-annual shareholder report contains important information about the JPMorgan USD Emerging Markets Sovereign Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000196949Member"
      id="t_6_0cde4a32_df88_003a_a512_d4dcf7eb221d">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000196949Member"
      id="t_5_cfdc5998_3b08_bfa5_cae0_bcb188509002">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000196949Member"
      id="t_7_1d29d5f0_2c92_a1a1_dc39_9b0c31f18bf0">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000196949Member"
      id="t_8_aa204cef_89ac_c663_2f4f_ce15bc6a83e2">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000196949Member"
      id="t_12_9395f706_e924_f374_2b9d_c649c952ef05">jpm.xf@jpmorgan.com </oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000196949Member"
      id="t_9_64b58ed1_9230_aa92_9eb3_3162a67e9f76"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan USD Emerging Markets Sovereign Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;20&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.39&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000196949Member"
      decimals="INF"
      id="h_81_40581da2_186f_44d1_8e74_7f589a6ba9fd"
      unitRef="USD">20</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000196949Member"
      decimals="4"
      id="h_82_ab971b88_adc0_4321_8b81_9f86810d040c"
      unitRef="pure">0.0039</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000196949Member"
      id="t_10_f004c420_39ae_c03d_bf81_a0e8c75cf382"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;635,948,461&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;422&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;11&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000196949Member"
      decimals="INF"
      id="h_83_57fc1d6f_28e6_4350_a82e_778bde9e0077"
      unitRef="USD">635948461</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000196949Member"
      decimals="INF"
      id="h_84_6d84e534_054c_4952_aa88_d79d53505567"
      unitRef="Holding">422</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000196949Member"
      decimals="4"
      id="h_85_09575988_abf5_449e_b662_41f64394eef2"
      unitRef="pure">0.11</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000196949Member"
      id="t_11_ea3ea9a5_9142_0f52_405b_46f51ff93fed"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION - COUNTRY&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870414.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000206282Member"
      id="t_1_01fa75be_5492_a884_5f41_27294fa72025">JPMorgan BetaBuilders U.S. Aggregate Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000206282Member"
      id="t_12_3962ec61_a830_30a2_466d_2148572800c6">JPMorgan BetaBuilders U.S. Aggregate Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000206282Member"
      id="t_2_01d786f0_6ddd_d703_54df_08455ecc23b5">BBAG</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000206282Member"
      id="t_4_3e0484c8_e61d_0720_be4e_c42785e849a1">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders U.S. Aggregate Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000206282Member"
      id="t_3_d261bde7_a8c7_6b6a_d43a_5be359e00ccf">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000206282Member"
      id="t_5_7c77537c_6b6e_e8a4_38f3_5622d9030675">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000206282Member"
      id="t_6_89af8f58_b614_2d3e_7d00_be371080c2cc">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000206282Member"
      id="t_7_dd52dbf8_ec60_26af_b182_1a1959e5786d">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000206282Member"
      id="t_8_b3aa118e_49ba_d89b_4e2c_3ce0aecbba06">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000206282Member"
      id="t_9_5aacffb3_063c_a052_b263_823c2a210d23"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders U.S. Aggregate Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.03&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000206282Member"
      decimals="INF"
      id="h_86_6908c14b_b9f2_405a_904b_9382e4856905"
      unitRef="USD">1</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000206282Member"
      decimals="4"
      id="h_87_0c8076fc_62ab_4d2b_9080_f4c99fb217ef"
      unitRef="pure">0.0003</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000206282Member"
      id="t_10_fe8fce3f_1319_97b6_98ad_7260d8872b38"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1,421,896,420&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;2,319&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;51&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000206282Member"
      decimals="INF"
      id="h_88_b1eaf861_7cd5_4412_8ee8_0c6d741f3d9a"
      unitRef="USD">1421896420</us-gaap:AssetsNet>
    <oef:HoldingsCount
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      decimals="INF"
      id="h_89_7dc2842d_6b1c_41b3_b884_517f61c32040"
      unitRef="Holding">2319</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000206282Member"
      decimals="4"
      id="h_90_aa8bae4a_972f_4f2c_b341_d3465c698ed3"
      unitRef="pure">0.51</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000206282Member"
      id="t_11_29b7e4cd_b664_4cdc_7716_7f5aa19799c1"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870198.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000209991Member"
      id="t_1_2b872152_9882_dca0_bc65_4fa29b3bbf82">JPMorgan BetaBuilders 1-5 Year U.S. Aggregate Bond ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000209991Member"
      id="t_2_201b2175_80ca_afc9_e9eb_046651932a01">JPMorgan BetaBuilders 1-5 Year U.S. Aggregate Bond ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000209991Member"
      id="t_3_ba73f835_5682_9478_beca_d734bf59e325">BBSA</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000209991Member"
      id="t_5_f3a60a16_83ed_c105_ef20_b928a3025857">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders 1-5 Year U.S. Aggregate Bond ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000209991Member"
      id="t_4_ffaa048a_06b1_1a52_5e2d_3a8d8f9c9466">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000209991Member"
      id="t_9_291e012f_d406_393f_ca0d_f35da56582c7">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000209991Member"
      id="t_6_65e73ad5_5e2e_791e_e84f_51be203c43e1">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000209991Member"
      id="t_7_e6b77b19_5826_7fd5_bc38_affe9874ee33">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000209991Member"
      id="t_8_00a6c7e7_10cf_9a52_e3f1_e93eaeb5b8b5">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000209991Member"
      id="t_10_13931a62_23c0_7527_3ac5_581d0bb46529"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders 1-5 Year U.S. Aggregate Bond ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;3&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.05&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000209991Member"
      decimals="INF"
      id="h_91_6f56a07f_ca69_4418_a05f_164c270df124"
      unitRef="USD">3</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000209991Member"
      decimals="4"
      id="h_92_a871e500_9bdf_4bc9_bd10_cca2f440960c"
      unitRef="pure">0.0005</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000209991Member"
      id="t_13_c45f974f_7bfb_4d83_6903_9a8e8a947d9d"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;14,522,444&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;410&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;23&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000209991Member"
      decimals="INF"
      id="h_93_0b0bf619_c16c_4547_92cd_c8188d6153f8"
      unitRef="USD">14522444</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000209991Member"
      decimals="INF"
      id="h_94_428fc6ee_66ac_43e2_898a_de2838f5ccc9"
      unitRef="Holding">410</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000209991Member"
      decimals="4"
      id="h_95_57493171_5214_4462_a53a_81ae1af42254"
      unitRef="pure">0.23</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000209991Member"
      id="t_14_3d613ee6_96dd_8065_b016_216995ab40eb"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3870165.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000240902Member"
      id="t_1_aa2414f7_3714_0cfa_d13d_14889f1077b0">JPMorgan BetaBuilders U.S. Treasury Bond 3-10 Year ETF</oef:FundName>
    <oef:ClassName
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      id="t_2_944d7acb_71f6_f6d8_95de_d5c463e08d37">JPMorgan BetaBuilders U.S. Treasury Bond 3-10 Year ETF</oef:ClassName>
    <dei:TradingSymbol
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    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000240902Member"
      id="t_5_111bfdf5_9d9c_f02d_999e_4a88e0b149c8">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders U.S. Treasury Bond 3-10 Year ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000240902Member"
      id="t_4_62bb50e9_7bf9_59af_2a43_449d68f7aadd">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
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      contextRef="D20240301_20240831_C000240902Member"
      id="t_6_0d57e73e_764d_f8cb_64f7_e9fc6a571672">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000240902Member"
      id="t_7_abf60612_c16b_32cc_39e7_a0fd38acd5e7">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000240902Member"
      id="t_8_0b4bbf25_927c_898d_1025_2d48c733de55">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000240902Member"
      id="t_9_ed54871a_810c_0302_a0d9_2ed407a9ed25">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000240902Member"
      id="t_10_b43b0d54_2759_4886_3dd3_efc2fb8b8018"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders U.S. Treasury Bond 3-10 Year ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;4&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.07&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000240902Member"
      decimals="INF"
      id="h_96_5d48ce7d_f508_48fd_9960_73c710c756cb"
      unitRef="USD">4</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000240902Member"
      decimals="4"
      id="h_97_6e527810_ef7d_47b9_8c91_2fdb61b6192f"
      unitRef="pure">0.0007</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000240902Member"
      id="t_11_c00e39c7_7343_3bcd_2ccd_5b07ac0e58a2"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;6,202,183&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;87&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;13&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
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      id="h_98_c652d637_ccd5_4f19_a695_fd5a18e347ec"
      unitRef="USD">6202183</us-gaap:AssetsNet>
    <oef:HoldingsCount
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      id="h_99_2c3aaadf_0451_44ae_b62c_3e58b48c31e9"
      unitRef="Holding">87</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000240902Member"
      decimals="4"
      id="h_100_93c51961_af69_487d_8b8e_08c47389ad5c"
      unitRef="pure">0.13</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000240902Member"
      id="t_12_f5508227_ca35_4dfd_3065_26d3245f7641"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869661.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000240903Member"
      id="t_1_1ae85f88_cc82_72fa_4d3d_935b92f86e5e">JPMorgan BetaBuilders U.S. Treasury Bond 20+ Year ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000240903Member"
      id="t_2_9221d026_fec6_2da3_aeb9_a579a9a4faa8">JPMorgan BetaBuilders U.S. Treasury Bond 20+ Year ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000240903Member"
      id="t_3_0e7ced9f_9e39_0d85_a64a_504f21673634">BBLB</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000240903Member"
      id="t_5_1751a0e6_68a1_67d3_75cf_f426b3fbe082">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders U.S. Treasury Bond 20+ Year ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000240903Member"
      id="t_4_1ca53fab_dea4_95a2_1b38_c459229cbf34">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000240903Member"
      id="t_6_dbbd43cc_9ab1_74bb_a742_d24ae418b9a7">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000240903Member"
      id="t_8_c1cd73a0_847a_3daf_a592_728dd8fabef8">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000240903Member"
      id="t_7_bb34ef53_cb04_fe35_7c5d_3ae01831309d">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000240903Member"
      id="t_9_02de21c1_b8d4_30b3_4f32_46900fc9da42">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000240903Member"
      id="t_10_fe3f6f83_933f_4d54_c019_faa99d17e30e"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders U.S. Treasury Bond 20+ Year ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;4&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.07&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000240903Member"
      decimals="INF"
      id="h_101_b263a146_4f78_445e_a444_847632c36409"
      unitRef="USD">4</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000240903Member"
      decimals="4"
      id="h_102_b0679914_743c_45ef_8b07_0bedcc27f9e8"
      unitRef="pure">0.0007</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000240903Member"
      id="t_11_ce369a46_39a4_05f3_f1a5_962ccd2c3a21"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;25,031,494&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;41&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;11&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000240903Member"
      decimals="INF"
      id="h_103_b9364e6c_b057_4af1_8743_696c690fc173"
      unitRef="USD">25031494</us-gaap:AssetsNet>
    <oef:HoldingsCount
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      decimals="INF"
      id="h_104_0879cb4b_3e8a_47c0_80f8_7fe24a61f5ce"
      unitRef="Holding">41</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000240903Member"
      decimals="4"
      id="h_105_ab41344f_fc3e_4e76_b3f6_026bee62e828"
      unitRef="pure">0.11</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000240903Member"
      id="t_12_679c953d_0459_6afa_74ec_2110f4ac5345"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869622.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:ClassName
      contextRef="D20240301_20240831_C000240901Member"
      id="t_3_14c9bab7_8935_069b_9e71_c423e7cb5241"> JPMorgan BetaBuilders U.S. Treasury Bond 1-3 Year ETF </oef:ClassName>
    <oef:FundName
      contextRef="D20240301_20240831_C000240901Member"
      id="t_1_00c4faad_f936_2f74_f7fe_10335c8a1dde">JPMorgan BetaBuilders U.S. Treasury Bond 1-3 Year ETF</oef:FundName>
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      contextRef="D20240301_20240831_C000240901Member"
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    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000240901Member"
      id="t_4_ef7e445b_059c_efd3_3a0b_0d314d74a666">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders U.S. Treasury Bond 1-3 Year ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000240901Member"
      id="t_5_1c5130aa_8de3_91a1_890d_6794f4df3f86">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000240901Member"
      id="t_6_f28b9fbb_7e45_d3bf_f460_a4a9affb242b">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000240901Member"
      id="t_7_677280fc_4d32_2638_64cf_06c6e530b318">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000240901Member"
      id="t_8_854d3e8e_b6c3_7d5c_ec32_9dfd40ae1b53">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000240901Member"
      id="t_9_6970f37f_5c1c_376d_94ad_affa24abe995">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000240901Member"
      id="t_10_cdbf156a_b4ff_b99f_75f1_1153ea0afeeb"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders U.S. Treasury Bond 1-3 Year ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;4&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.07&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000240901Member"
      decimals="INF"
      id="h_106_371c9f6a_592c_4853_a1d8_f61934fa5792"
      unitRef="USD">4</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000240901Member"
      decimals="4"
      id="h_107_d195aae0_9e42_4d55_b6ea_e478ef643195"
      unitRef="pure">0.0007</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000240901Member"
      id="t_11_ac9aea7e_8360_4038_4131_8393b25fa37e"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;2,973,627&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;84&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;31&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000240901Member"
      decimals="INF"
      id="h_108_75bc15e7_1975_45c3_8f42_7c936d6299c4"
      unitRef="USD">2973627</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000240901Member"
      decimals="INF"
      id="h_109_80015740_12b2_4159_af5a_d76102b892ed"
      unitRef="Holding">84</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20240301_20240831_C000240901Member"
      decimals="4"
      id="h_110_8c41dba4_477b_44a3_8b3e_e20d4d1dfb8a"
      unitRef="pure">0.31</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20240301_20240831_C000240901Member"
      id="t_12_9f067245_e364_5496_5d40_a764cf12dadb"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869589.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20240301_20240831_C000240904Member"
      id="t_1_58d839b0_14f8_d4bb_c76a_28229ae13b24">JPMorgan BetaBuilders U.S. TIPS 0-5 Year ETF</oef:FundName>
    <oef:ClassName
      contextRef="D20240301_20240831_C000240904Member"
      id="t_2_04e40585_569c_2a00_d278_fdfd055faa5c">JPMorgan BetaBuilders U.S. TIPS 0-5 Year ETF</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20240301_20240831_C000240904Member"
      id="t_3_82d8e2f9_99d3_f8d0_107b_fdd33b007518">BBIP</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20240301_20240831_C000240904Member"
      id="t_5_702a60a8_0a84_8adf_c23a_2112dc9cd3d1">This semi-annual shareholder report contains important information about the JPMorgan BetaBuilders U.S. TIPS 0-5 Year ETF for the period of March 1, 2024 to August 31, 2024.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20240301_20240831_C000240904Member"
      id="t_4_f452c0f7_61c9_dc09_0fde_bf24ac466185">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20240301_20240831_C000240904Member"
      id="t_6_1514d477_c05f_f521_7c14_d1e52b0a235b">You can find additional information about the Fund at www.jpmorganfunds.com/funddocuments. You can also request this information by contacting us at 1-844-457-6383 or by sending an e-mail request to jpm.xf@jpmorgan.com or by asking any financial intermediary that offers shares of the Fund.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20240301_20240831_C000240904Member"
      id="t_7_4b6159ca_03b5_6c23_26d5_2bdc9ff8dab8">www.jpmorganfunds.com/funddocuments</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20240301_20240831_C000240904Member"
      id="t_8_7708dc5a_e0ba_cacc_229f_eecce02f43fa">1-844-457-6383</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20240301_20240831_C000240904Member"
      id="t_9_b49a9ea5_1b5e_a5d9_9228_e62cbaa320c1">jpm.xf@jpmorgan.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20240301_20240831_C000240904Member"
      id="t_10_9eff66d0_825b_e5d4_e445_1eee42bab8f8"> &lt;div style="margin-top: 0px; font-family: 'arial'; color: #000000; font-size: 11.52pt; font-weight: bold; margin-bottom: 3pt;"&gt;What were the Fund costs for the last six months?&lt;/div&gt;  &lt;div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial'; color: #000000; font-size: 9pt;"&gt;(based on a hypothetical $10,000 investment)&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; border-bottom-style: solid; border-bottom-width: 1pt; height: 20pt; border-bottom-color: #000000;"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 6pt 0 3pt 0;"&gt;Fund&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs of a&lt;br/&gt;$10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: center; padding: 6pt 0 3pt 0;"&gt;Costs paid as a percentage&lt;br/&gt;of a $10,000 investment&lt;sup&gt;*&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: left; padding: 6pt 0 3pt 0;"&gt;JPMorgan BetaBuilders U.S. TIPS 0-5 Year ETF&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;4&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Arial'; color: #000000; font-size: 9pt; text-align: center; vertical-align: bottom; padding: 6pt 0 3pt 0;"&gt;0.07&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none; background-color: #f5f7f8; background-image: initial;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; text-align: left; padding: 6pt 0 3pt 0;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: top; text-align: center; padding: 6pt 0 3pt 0;"&gt; &lt;div style="font-family: 'arial'; color: #000000; font-size: 9pt; margin-bottom: 10pt; text-align: left; margin-top: 3pt;"&gt;This charge is annualized.&lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20240301_20240831_C000240904Member"
      decimals="INF"
      id="h_111_8745f0ef_81ff_49de_8bc2_ef3a65b25251"
      unitRef="USD">4</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20240301_20240831_C000240904Member"
      decimals="4"
      id="h_112_4b985c8e_a624_4cda_8aa3_8acb0578df62"
      unitRef="pure">0.0007</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20240301_20240831_C000240904Member"
      id="t_11_d93ab7ea_eba0_2d2f_631e_e705d4a0ffea"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-top: 5pt; font-weight: bold; margin-bottom: 0px;"&gt;&lt;br/&gt;KEY FUND STATISTICS&lt;/div&gt;
&lt;table style="width: 100%; border-collapse: collapse; break-inside: avoid-page;"&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Fund net assets&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0; white-space: nowrap;"&gt;&lt;span style="float: none;"&gt;$&lt;/span&gt;1,466,751&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Total number of portfolio holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;28&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="break-inside: avoid-page; height: 20pt; border-bottom-width: 0.5pt; border-bottom-color: #000000; border-bottom-style: solid; font-size: 9pt;"&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; color: #000000; font-size: 9pt; width: auto; text-align: left; font-family: 'Arial'; font-weight: bold; padding: 6pt 0 3pt 0;"&gt;Portfolio turnover rate&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; vertical-align: middle; font-family: 'Arial'; color: #000000; font-weight: normal; width: auto; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span style="visibility: hidden; display: none; float: none;"&gt;$&lt;/span&gt;17&lt;/td&gt;
&lt;td style="break-inside: avoid-page; vertical-align: middle; font-family: 'Arial'; color: #000000; text-align: left; border-left-color: initial; border-left-style: none; border-left-width: 0; font-weight: normal; font-size: 9pt; padding: 6pt 0 3pt 0;"&gt;&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; </oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20240831_C000240904Member"
      decimals="INF"
      id="h_113_4847d0ad_3491_4e9f_8487_8360928c503f"
      unitRef="USD">1466751</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20240831_C000240904Member"
      decimals="INF"
      id="h_114_c7de404e_5d5c_493a_86ea_a2b3bfd405e1"
      unitRef="Holding">28</oef:HoldingsCount>
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      contextRef="D20240301_20240831_C000240904Member"
      decimals="4"
      id="h_115_11f56e61_5899_4373_b22c_85585cb9a4b2"
      unitRef="pure">0.17</us-gaap:InvestmentCompanyPortfolioTurnover>
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      id="t_12_8e73a7eb_114f_15c7_8e0c_4fc3da1b9ccb"> &lt;div style="border-bottom-width: 1pt; border-bottom-style: solid; font-family: 'arial'; color: #000000; letter-spacing: 1.25px; text-transform: none; font-size: 9pt; border-bottom-color: #000000; text-align: center; padding-bottom: 5pt; margin-bottom: 5pt; font-weight: bold; margin-top: 3pt;"&gt;PORTFOLIO COMPOSITION -&lt;span style="white-space: nowrap;"&gt;&#160;&lt;/span&gt;ASSET CLASS&lt;br/&gt;(% of Total Investments)&lt;/div&gt;  &lt;div style="padding-left: 10pt; padding-right: 0px;"&gt;
&lt;img alt="Graphical Representation - Allocation 1 Chart" src="g781441chartimages_3869550.jpg" style="width: 275pt;"/&gt; &lt;/div&gt; </oef:HoldingsTableTextBlock>
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          xlink:href="#h_028f7c07_54d6_4db6_b022_f692a5adaa6e"
          xlink:label="h_028f7c07_54d6_4db6_b022_f692a5adaa6e"
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        <link:footnote id="f_0021_000002" xlink:label="f_0021_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Amount rounds to less than 0.1%.</link:footnote>
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          xlink:from="h_028f7c07_54d6_4db6_b022_f692a5adaa6e"
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        <link:loc
          xlink:href="#h_102_b0679914_743c_45ef_8b07_0bedcc27f9e8"
          xlink:label="h_102_b0679914_743c_45ef_8b07_0bedcc27f9e8"
          xlink:type="locator"/>
        <link:footnote id="f_0041_000001" xlink:label="f_0041_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_102_b0679914_743c_45ef_8b07_0bedcc27f9e8"
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          xlink:href="#h_107_d195aae0_9e42_4d55_b6ea_e478ef643195"
          xlink:label="h_107_d195aae0_9e42_4d55_b6ea_e478ef643195"
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        <link:footnote id="f_0043_000001" xlink:label="f_0043_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_107_d195aae0_9e42_4d55_b6ea_e478ef643195"
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          xlink:href="#h_112_4b985c8e_a624_4cda_8aa3_8acb0578df62"
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        <link:footnote id="f_0045_000001" xlink:label="f_0045_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_112_4b985c8e_a624_4cda_8aa3_8acb0578df62"
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          xlink:href="#h_12_90b1a334_b9f6_4484_817f_0f060e1a6aaf"
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        <link:footnote id="f_0005_000001" xlink:label="f_0005_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_12_90b1a334_b9f6_4484_817f_0f060e1a6aaf"
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          xlink:href="#h_17_80d6c79b_1c6b_455b_a078_bd6db1994276"
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        <link:footnote id="f_0007_000001" xlink:label="f_0007_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_17_80d6c79b_1c6b_455b_a078_bd6db1994276"
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        <link:loc
          xlink:href="#h_2_9c8cd228_a779_4675_8089_16b61865c5f7"
          xlink:label="h_2_9c8cd228_a779_4675_8089_16b61865c5f7"
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        <link:footnote id="f_0001_000001" xlink:label="f_0001_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_2_9c8cd228_a779_4675_8089_16b61865c5f7"
          xlink:to="f_0001_000001"
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        <link:loc
          xlink:href="#h_22_75bd4fa9_6ea9_47f4_a765_85eb8d917d60"
          xlink:label="h_22_75bd4fa9_6ea9_47f4_a765_85eb8d917d60"
          xlink:type="locator"/>
        <link:footnote id="f_0009_000001" xlink:label="f_0009_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_22_75bd4fa9_6ea9_47f4_a765_85eb8d917d60"
          xlink:to="f_0009_000001"
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        <link:loc
          xlink:href="#h_2635d53b_90ab_4164_a43b_1aabaa293c16"
          xlink:label="h_2635d53b_90ab_4164_a43b_1aabaa293c16"
          xlink:type="locator"/>
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        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_2635d53b_90ab_4164_a43b_1aabaa293c16"
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        <link:loc
          xlink:href="#h_27_443e4450_70b7_4743_9c9e_a46a3131d385"
          xlink:label="h_27_443e4450_70b7_4743_9c9e_a46a3131d385"
          xlink:type="locator"/>
        <link:footnote id="f_0011_000001" xlink:label="f_0011_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_27_443e4450_70b7_4743_9c9e_a46a3131d385"
          xlink:to="f_0011_000001"
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        <link:loc
          xlink:href="#h_32_1da210bf_3aa0_4cd4_98f3_f575c584de75"
          xlink:label="h_32_1da210bf_3aa0_4cd4_98f3_f575c584de75"
          xlink:type="locator"/>
        <link:footnote id="f_0013_000001" xlink:label="f_0013_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_32_1da210bf_3aa0_4cd4_98f3_f575c584de75"
          xlink:to="f_0013_000001"
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        <link:loc
          xlink:href="#h_37_e7ab5b44_c3fc_4f17_b21d_2c4dfc6f1227"
          xlink:label="h_37_e7ab5b44_c3fc_4f17_b21d_2c4dfc6f1227"
          xlink:type="locator"/>
        <link:footnote id="f_0015_000001" xlink:label="f_0015_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_37_e7ab5b44_c3fc_4f17_b21d_2c4dfc6f1227"
          xlink:to="f_0015_000001"
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        <link:loc
          xlink:href="#h_42_1a9b04d0_9136_401c_b267_8e908d5d8242"
          xlink:label="h_42_1a9b04d0_9136_401c_b267_8e908d5d8242"
          xlink:type="locator"/>
        <link:footnote id="f_0017_000001" xlink:label="f_0017_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_42_1a9b04d0_9136_401c_b267_8e908d5d8242"
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        <link:loc
          xlink:href="#h_47_c9cab711_676d_4d45_a30a_b465de4ffd7b"
          xlink:label="h_47_c9cab711_676d_4d45_a30a_b465de4ffd7b"
          xlink:type="locator"/>
        <link:footnote id="f_0019_000001" xlink:label="f_0019_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_47_c9cab711_676d_4d45_a30a_b465de4ffd7b"
          xlink:to="f_0019_000001"
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        <link:loc
          xlink:href="#h_52_b2257a66_091e_4958_8392_3ff3635d3651"
          xlink:label="h_52_b2257a66_091e_4958_8392_3ff3635d3651"
          xlink:type="locator"/>
        <link:footnote id="f_0021_000001" xlink:label="f_0021_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_52_b2257a66_091e_4958_8392_3ff3635d3651"
          xlink:to="f_0021_000001"
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        <link:loc
          xlink:href="#h_57_276933ee_1c7e_41be_b633_f3b7307c77e8"
          xlink:label="h_57_276933ee_1c7e_41be_b633_f3b7307c77e8"
          xlink:type="locator"/>
        <link:footnote id="f_0023_000001" xlink:label="f_0023_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_57_276933ee_1c7e_41be_b633_f3b7307c77e8"
          xlink:to="f_0023_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_62_c7c54d30_47e6_4923_93d2_73b5cfdc410a"
          xlink:label="h_62_c7c54d30_47e6_4923_93d2_73b5cfdc410a"
          xlink:type="locator"/>
        <link:footnote id="f_0025_000001" xlink:label="f_0025_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_62_c7c54d30_47e6_4923_93d2_73b5cfdc410a"
          xlink:to="f_0025_000001"
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        <link:loc
          xlink:href="#h_67_f621efe1_e659_4e01_8f46_cb2c8cf00329"
          xlink:label="h_67_f621efe1_e659_4e01_8f46_cb2c8cf00329"
          xlink:type="locator"/>
        <link:footnote id="f_0027_000001" xlink:label="f_0027_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_67_f621efe1_e659_4e01_8f46_cb2c8cf00329"
          xlink:to="f_0027_000001"
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        <link:loc
          xlink:href="#h_7_f23fe684_18a0_4e5c_a901_0b00f0b0ee16"
          xlink:label="h_7_f23fe684_18a0_4e5c_a901_0b00f0b0ee16"
          xlink:type="locator"/>
        <link:footnote id="f_0003_000001" xlink:label="f_0003_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_7_f23fe684_18a0_4e5c_a901_0b00f0b0ee16"
          xlink:to="f_0003_000001"
          xlink:type="arc"/>
        <link:loc
          xlink:href="#h_72_91e9131b_7790_4327_beb3_b2853275a657"
          xlink:label="h_72_91e9131b_7790_4327_beb3_b2853275a657"
          xlink:type="locator"/>
        <link:footnote id="f_0029_000001" xlink:label="f_0029_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
        <link:footnoteArc
          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_72_91e9131b_7790_4327_beb3_b2853275a657"
          xlink:to="f_0029_000001"
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        <link:loc
          xlink:href="#h_77_6db3913a_b262_4500_a01a_74dc00545166"
          xlink:label="h_77_6db3913a_b262_4500_a01a_74dc00545166"
          xlink:type="locator"/>
        <link:footnote id="f_0031_000001" xlink:label="f_0031_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_77_6db3913a_b262_4500_a01a_74dc00545166"
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        <link:loc
          xlink:href="#h_82_ab971b88_adc0_4321_8b81_9f86810d040c"
          xlink:label="h_82_ab971b88_adc0_4321_8b81_9f86810d040c"
          xlink:type="locator"/>
        <link:footnote id="f_0033_000001" xlink:label="f_0033_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_82_ab971b88_adc0_4321_8b81_9f86810d040c"
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        <link:loc
          xlink:href="#h_87_0c8076fc_62ab_4d2b_9080_f4c99fb217ef"
          xlink:label="h_87_0c8076fc_62ab_4d2b_9080_f4c99fb217ef"
          xlink:type="locator"/>
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          xlink:from="h_87_0c8076fc_62ab_4d2b_9080_f4c99fb217ef"
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          xlink:href="#h_92_a871e500_9bdf_4bc9_bd10_cca2f440960c"
          xlink:label="h_92_a871e500_9bdf_4bc9_bd10_cca2f440960c"
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        <link:footnote id="f_0037_000001" xlink:label="f_0037_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:from="h_92_a871e500_9bdf_4bc9_bd10_cca2f440960c"
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          xlink:href="#h_97_6e527810_ef7d_47b9_8c91_2fdb61b6192f"
          xlink:label="h_97_6e527810_ef7d_47b9_8c91_2fdb61b6192f"
          xlink:type="locator"/>
        <link:footnote id="f_0039_000001" xlink:label="f_0039_000001" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">This charge is annualized.</link:footnote>
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          xlink:arcrole="http://www.xbrl.org/2003/arcrole/fact-footnote"
          xlink:from="h_97_6e527810_ef7d_47b9_8c91_2fdb61b6192f"
          xlink:to="f_0039_000001"
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          xlink:href="#h_c60381ee_32e2_45b9_a831_3b285ab93faf"
          xlink:label="h_c60381ee_32e2_45b9_a831_3b285ab93faf"
          xlink:type="locator"/>
        <link:footnote id="f_0023_000002" xlink:label="f_0023_000002" xlink:role="http://www.xbrl.org/2003/role/footnote" xlink:type="resource" xml:lang="en-US">Amount rounds to less than 0.1%.</link:footnote>
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          xlink:from="h_c60381ee_32e2_45b9_a831_3b285ab93faf"
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