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&lt;tr style="break-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: left; width: 25%;"&gt;Share Class&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 30%;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 40%;"&gt;Costs paid as a percentage of a $10,000 investment&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 6pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: left; vertical-align: top; text-indent: -6pt;"&gt;Class &lt;span style="white-space:nowrap"&gt;A&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;*&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;50&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;0.99&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;**&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page;margin-bottom:22pt"&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund&#x2019;s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;**&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;Annualized.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:ExpensesTextBlock>
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&lt;tr style="break-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Fund Size (Millions)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Number of Holdings&lt;/td&gt;
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&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;469&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;239&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;31.63&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table cellpadding="0" cellspacing="0" style="width: 60%; border-collapse: collapse"&gt;
&lt;tr style="vertical-align: top"&gt;
&lt;td style="width: 100%; border: Black 1pt solid; font: 11pt/107% Calibri, Helvetica, Sans-Serif; padding-right: 5.4pt; padding-bottom: 8pt; padding-left: 5.4pt; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 12pt; line-height: 107%"&gt;Not FDIC Insured. Not Bank-Guaranteed. May Lose Value &lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
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      decimals="INF"
      id="h_3_1498e395_8a53_4847_b38f_01ecbfe5350b"
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    <oef:HoldingsCount
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      id="h_4_861d2ca9_3a66_435c_8806_fe07b20aa7f7"
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    <us-gaap:InvestmentCompanyPortfolioTurnover
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      decimals="4"
      id="h_5_8aceda52_4f0c_4912_a044_c1b083161071"
      unitRef="pure">0.3163</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20241231_20250630_C000000137Member"
      id="t_12_fdf29937_93ce_5268_1caa_5f6030c2463e">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;text-transform:uppercase;font-size:9pt;margin-bottom:3pt;font-weight:bold;"&gt; &lt;b&gt;Portfolio Holdings (as of &lt;/b&gt; &lt;b&gt;6/30/25&lt;/b&gt; &lt;b&gt;)&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349886.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;page-break-after:avoid;"&gt; &lt;b&gt;Sector Allocation (Based on Net Assets)&lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:6pt;"&gt; &lt;img alt="Graphical Representation - Allocation 1 Chart" src="chartimages_10349862.jpg" style="margin-left: 29pt; width: 437pt;"/&gt;  &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20241231_20250630_C000000137Member"
      id="t_13_b2dc0f89_7939_1aec_4e2e_87fb4036cb50">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349886.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20241231_20250630_C000000139Member"
      id="t_1_74b510a0_8f1d_faff_9907_e04ac25f22cb">BNY Mellon Active MidCap Fund</oef:FundName>
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      id="t_2_1040115d_dc4a_c5c1_ac67_8d5f607faef2">Class C</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20241231_20250630_C000000139Member"
      id="t_3_7e6e93f8_2f7c_0c50_6a8c_4e849da971b8">DNLCX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20241231_20250630_C000000139Member"
      id="t_5_eb7fb7f0_3715_e7b3_c047_1e8d5a56f95a">This semi-annual shareholder report contains important information about BNY Mellon Active MidCap Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2025 to June 30, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20241231_20250630_C000000139Member"
      id="t_4_41de4930_3650_5c72_a396_fbf65fc8936f">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20241231_20250630_C000000139Member"
      id="t_6_4041eeab_080a_d69a_a062_f85fa81e373e">You can find additional information about the Fund at &lt;span style="color:rgb(0, 0, 0);text-decoration-line:none;border-bottom-color:rgb(0, 0, 0);border-bottom-style:solid;border-bottom-width:0.5pt;display:inline-block;line-height:7.5pt;font-family:'times new roman';font-size:10pt"&gt;bny.com/investments/literaturecenter&lt;/span&gt;. You can also request this information by calling 1-800-373-9387 (inside the U.S. only) or by sending an e-mail request to info@bny.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20241231_20250630_C000000139Member"
      id="t_8_1837758c_2eb0_b56c_7aba_d134ca76db74">bny.com/investments/literaturecenter</oef:AddlInfoWebsite>
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      contextRef="D20241231_20250630_C000000139Member"
      id="t_7_13b206ea_b160_722c_5e84_1bffd121d138">1-800-373-9387</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20241231_20250630_C000000139Member"
      id="t_9_de056c22_14cf_4f0d_c69a_8e5113e8416c">info@bny.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
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      id="t_10_07e814f3_ff25_03a3_305b_9cefa9d39598">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:11pt;font-weight:bold;margin-bottom:2pt;"&gt; &lt;b&gt;What were the Fund&#x2019;s costs for the last &lt;/b&gt; &lt;b&gt;six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'times new roman';color:rgb(0, 0, 0);font-size:10pt;line-height:11pt;margin-bottom:3pt;"&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-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: left; width: 25%;"&gt;Share Class&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 30%;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 40%;"&gt;Costs paid as a percentage of a $10,000 investment&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 6pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: left; vertical-align: top; text-indent: -6pt;"&gt;Class &lt;span style="white-space:nowrap"&gt;C&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;*&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;89&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;1.75&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;**&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page;margin-bottom:22pt"&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund&#x2019;s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;**&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;Annualized.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
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      decimals="INF"
      id="h_6_636d1cea_237a_4708_9376_cfdeb1c1d646"
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    <oef:ExpenseRatioPct
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      decimals="4"
      id="h_7_84f9a258_4a05_4499_aac2_a82a53b3a4cf"
      unitRef="pure">0.0175</oef:ExpenseRatioPct>
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      contextRef="D20241231_20250630_C000000139Member"
      id="t_11_448d97e6_d15b_078f_0b29_e45551bf1cc0">&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:11pt;font-weight:bold;margin-top:0px;margin-bottom:0px;"&gt; &lt;b&gt;KEY FUND STATISTICS (AS OF &lt;/b&gt; &lt;b&gt;6/30/25&lt;/b&gt; &lt;b&gt;)&lt;/b&gt; &lt;/div&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page"&gt;
&lt;tr style="break-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Fund Size (Millions)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Number of Holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Portfolio Turnover&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;469&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;239&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;31.63&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table cellpadding="0" cellspacing="0" style="width: 60%; border-collapse: collapse"&gt;
&lt;tr style="vertical-align: top"&gt;
&lt;td style="width: 100%; border: Black 1pt solid; font: 11pt/107% Calibri, Helvetica, Sans-Serif; padding-right: 5.4pt; padding-bottom: 8pt; padding-left: 5.4pt; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 12pt; line-height: 107%"&gt;Not FDIC Insured. Not Bank-Guaranteed. May Lose Value &lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;
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    <us-gaap:AssetsNet
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    <oef:HoldingsCount
      contextRef="TI20250630_C000000139Member"
      decimals="INF"
      id="h_9_e742ae51_23c4_4230_9195_bd79aa8a41d4"
      unitRef="Holding">239</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20241231_20250630_C000000139Member"
      decimals="4"
      id="h_10_39df447b_a05b_44a7_9c68_1b6cfbe2f584"
      unitRef="pure">0.3163</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20241231_20250630_C000000139Member"
      id="t_12_0d73772b_e309_0edb_7303_f89ab4016a10">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;text-transform:uppercase;font-size:9pt;margin-bottom:3pt;font-weight:bold;"&gt; &lt;b&gt;Portfolio Holdings (as of &lt;/b&gt; &lt;b&gt;6/30/25&lt;/b&gt; &lt;b&gt;)&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349936.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;page-break-after:avoid;"&gt; &lt;b&gt;Sector Allocation (Based on Net Assets)&lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:6pt;"&gt; &lt;img alt="Graphical Representation - Allocation 1 Chart" src="chartimages_10349912.jpg" style="margin-left: 29pt; width: 437pt;"/&gt;  &lt;/div&gt;</oef:HoldingsTableTextBlock>
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      id="t_13_9705b9f4_f5b8_ecbf_9350_57ab92535eea">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349936.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20241231_20250630_C000000140Member"
      id="t_1_00a19903_463c_af25_2c23_4787eb487b4b">BNY Mellon Active MidCap Fund</oef:FundName>
    <oef:ClassName
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      id="t_2_6061ce0f_98b9_d19e_6ee7_ebbc31fc8cd9">Class I</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20241231_20250630_C000000140Member"
      id="t_3_49ad10ac_df74_1181_1b8f_682380539f67">DNLRX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_4_c8cc7354_438c_e2f8_3c62_df4fa4a18b28">This semi-annual shareholder report contains important information about BNY Mellon Active MidCap Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2025 to June 30, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20241231_20250630_C000000140Member"
      id="t_5_3685bada_61ae_a9fa_4f3e_39f2d7f2b3cb">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_6_6c2aeba4_361e_f968_ab4b_65bdfda72e74">You can find additional information about the Fund at &lt;span style="color:rgb(0, 0, 0);text-decoration-line:none;border-bottom-color:rgb(0, 0, 0);border-bottom-style:solid;border-bottom-width:0.5pt;display:inline-block;line-height:7.5pt;font-family:'times new roman';font-size:10pt"&gt;bny.com/investments/literaturecenter&lt;/span&gt;. You can also request this information by calling 1-800-373-9387 (inside the U.S. only) or by sending an e-mail request to info@bny.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20241231_20250630_C000000140Member"
      id="t_7_49843a6e_92d4_dadb_fc4e_bf075a7e043e">bny.com/investments/literaturecenter</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20241231_20250630_C000000140Member"
      id="t_8_bea9fdf5_f3f0_d164_2377_b4dd07ec236e">1-800-373-9387</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20241231_20250630_C000000140Member"
      id="t_9_383fd770_0dfe_f3c8_31e5_0525ea10b706">info@bny.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_10_25029218_cfc1_e393_14d2_25aab5227765">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:11pt;font-weight:bold;margin-bottom:2pt;"&gt; &lt;b&gt;What were the Fund&#x2019;s costs for the last &lt;/b&gt; &lt;b&gt;six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'times new roman';color:rgb(0, 0, 0);font-size:10pt;line-height:11pt;margin-bottom:3pt;"&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-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: left; width: 25%;"&gt;Share Class&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 30%;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 40%;"&gt;Costs paid as a percentage of a $10,000 investment&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 6pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: left; vertical-align: top; text-indent: -6pt;"&gt;Class &lt;span style="white-space:nowrap"&gt;I&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;*&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;38&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;0.74&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;**&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page;margin-bottom:22pt"&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund&#x2019;s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;**&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;Annualized.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:ExpensesTextBlock>
    <oef:ExpensesPaidAmt
      contextRef="D20241231_20250630_C000000140Member"
      decimals="INF"
      id="h_11_b5cf48a8_0d75_4985_9b59_9752bc4ca1d9"
      unitRef="USD">38</oef:ExpensesPaidAmt>
    <oef:ExpenseRatioPct
      contextRef="D20241231_20250630_C000000140Member"
      decimals="4"
      id="h_12_2d7aa603_42f7_4f2a_9021_26f4ed3df475"
      unitRef="pure">0.0074</oef:ExpenseRatioPct>
    <oef:AddlFundStatisticsTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_11_5706eb4c_30bb_999d_086c_00ee46ce8d64">&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:11pt;font-weight:bold;margin-top:0px;margin-bottom:0px;"&gt; &lt;b&gt;KEY FUND STATISTICS (AS OF &lt;/b&gt; &lt;b&gt;6/30/25&lt;/b&gt; &lt;b&gt;)&lt;/b&gt; &lt;/div&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page"&gt;
&lt;tr style="break-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Fund Size (Millions)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Number of Holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Portfolio Turnover&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;469&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;239&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;31.63&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table cellpadding="0" cellspacing="0" style="width: 60%; border-collapse: collapse"&gt;
&lt;tr style="vertical-align: top"&gt;
&lt;td style="width: 100%; border: Black 1pt solid; font: 11pt/107% Calibri, Helvetica, Sans-Serif; padding-right: 5.4pt; padding-bottom: 8pt; padding-left: 5.4pt; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 12pt; line-height: 107%"&gt;Not FDIC Insured. Not Bank-Guaranteed. May Lose Value &lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;
</oef:AddlFundStatisticsTextBlock>
    <us-gaap:AssetsNet
      contextRef="TI20250630_C000000140Member"
      decimals="INF"
      id="h_13_1081f4e1_0be1_492a_a13f_a88504cafd11"
      unitRef="USD">469000000</us-gaap:AssetsNet>
    <oef:HoldingsCount
      contextRef="TI20250630_C000000140Member"
      decimals="INF"
      id="h_14_953b1a30_2700_4e3a_a921_49f0058723ec"
      unitRef="Holding">239</oef:HoldingsCount>
    <us-gaap:InvestmentCompanyPortfolioTurnover
      contextRef="D20241231_20250630_C000000140Member"
      decimals="4"
      id="h_15_1efaab46_03ab_4f92_ab69_37f6ded9fc17"
      unitRef="pure">0.3163</us-gaap:InvestmentCompanyPortfolioTurnover>
    <oef:HoldingsTableTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_12_6ab7ecd3_74c3_bd9a_5875_6f238d9bf274">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;text-transform:uppercase;font-size:9pt;margin-bottom:3pt;font-weight:bold;"&gt; &lt;b&gt;Portfolio Holdings (as of &lt;/b&gt; &lt;b&gt;6/30/25&lt;/b&gt; &lt;b&gt;)&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349986.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;page-break-after:avoid;"&gt; &lt;b&gt;Sector Allocation (Based on Net Assets)&lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:6pt;"&gt; &lt;img alt="Graphical Representation - Allocation 1 Chart" src="chartimages_10349962.jpg" style="margin-left: 29pt; width: 437pt;"/&gt;  &lt;/div&gt;</oef:HoldingsTableTextBlock>
    <oef:LargestHoldingsTableTextBlock
      contextRef="D20241231_20250630_C000000140Member"
      id="t_13_69f5a0c0_7017_51ba_b389_3619960dc470">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);letter-spacing:0px;font-size:9pt;font-weight:bold;margin-bottom:0px;text-transform:none;"&gt; &lt;b&gt;Top Ten Holdings (Based on Net Assets)&lt;/b&gt; &lt;b&gt; &lt;sup style="vertical-align:super;font-size:smaller"&gt;*&lt;/sup&gt; &lt;/b&gt; &lt;/div&gt;&lt;div style="width:540pt;margin-left:18pt;margin-bottom:12pt;"&gt; &lt;img alt="Graphical Representation - Top N Holdings Chart" src="chartimages_10349986.jpg" style="margin-left: 50pt; width: 482pt;"/&gt;  &lt;/div&gt;&lt;div style="font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:10pt;margin-top:-4pt;margin-bottom:0px;"&gt;* Excludes money market funds or other short-term securities held for the investment of cash and cash collateral for securities loaned, if any.&lt;/div&gt;</oef:LargestHoldingsTableTextBlock>
    <oef:FundName
      contextRef="D20241231_20250630_C000162280Member"
      id="t_1_7090e7fa_8a6f_8695_77e3_357f68f6246f">BNY Mellon Active MidCap Fund</oef:FundName>
    <oef:ClassName
      contextRef="D20241231_20250630_C000162280Member"
      id="t_2_fa366abb_2db4_a356_4d7f_6cd8e924cf46">Class Y</oef:ClassName>
    <dei:TradingSymbol
      contextRef="D20241231_20250630_C000162280Member"
      id="t_3_bc592ebc_c2af_716c_9db7_20a58480866b">DNLYX</dei:TradingSymbol>
    <oef:AnnlOrSemiAnnlStatementTextBlock
      contextRef="D20241231_20250630_C000162280Member"
      id="t_4_98edeb35_3f2d_69b7_c536_560c39a6e401">This semi-annual shareholder report contains important information about BNY Mellon Active MidCap Fund (the &#x201c;Fund&#x201d;) for the period of January 1, 2025 to June 30, 2025.</oef:AnnlOrSemiAnnlStatementTextBlock>
    <oef:ShareholderReportAnnualOrSemiAnnual
      contextRef="D20241231_20250630_C000162280Member"
      id="t_5_52ff61d0_42e7_01f0_b99b_494403e1dddf">semi-annual shareholder report</oef:ShareholderReportAnnualOrSemiAnnual>
    <oef:AddlInfoTextBlock
      contextRef="D20241231_20250630_C000162280Member"
      id="t_6_4bc0633e_00a2_dd96_5d41_b7b4bf17359b">You can find additional information about the Fund at &lt;span style="color:rgb(0, 0, 0);text-decoration-line:none;border-bottom-color:rgb(0, 0, 0);border-bottom-style:solid;border-bottom-width:0.5pt;display:inline-block;line-height:7.5pt;font-family:'times new roman';font-size:10pt"&gt;bny.com/investments/literaturecenter&lt;/span&gt;. You can also request this information by calling 1-800-373-9387 (inside the U.S. only) or by sending an e-mail request to info@bny.com.</oef:AddlInfoTextBlock>
    <oef:AddlInfoWebsite
      contextRef="D20241231_20250630_C000162280Member"
      id="t_7_c6fcb2c0_e069_8229_b16a_fbd302448120">bny.com/investments/literaturecenter</oef:AddlInfoWebsite>
    <oef:AddlInfoPhoneNumber
      contextRef="D20241231_20250630_C000162280Member"
      id="t_8_b2cb34f8_7ac8_6b3d_1c44_3a7d9606c029">1-800-373-9387</oef:AddlInfoPhoneNumber>
    <oef:AddlInfoEmail
      contextRef="D20241231_20250630_C000162280Member"
      id="t_9_341fde8e_3acc_483a_4f49_81d17b4f6f72">info@bny.com</oef:AddlInfoEmail>
    <oef:ExpensesTextBlock
      contextRef="D20241231_20250630_C000162280Member"
      id="t_10_3b238699_1ab7_54e1_3b02_0c5c099847d2">&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:11pt;font-weight:bold;margin-bottom:2pt;"&gt; &lt;b&gt;What were the Fund&#x2019;s costs for the last &lt;/b&gt; &lt;b&gt;six months&lt;/b&gt; &lt;b&gt;?&lt;/b&gt; &lt;/div&gt;&lt;div style="margin-top:0px;font-family:'times new roman';color:rgb(0, 0, 0);font-size:10pt;line-height:11pt;margin-bottom:3pt;"&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-after:avoid;border-bottom-style:none;border-bottom-width:initial;break-inside:avoid-page;background-color:rgb(0, 72, 94);height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: left; width: 25%;"&gt;Share Class&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 30%;"&gt;Costs of a $10,000 investment&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 10pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; vertical-align: top; text-align: center; width: 40%;"&gt;Costs paid as a percentage of a $10,000 investment&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 6pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: left; vertical-align: top; text-indent: -6pt;"&gt;Class &lt;span style="white-space:nowrap"&gt;Y&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;*&lt;/sup&gt;&lt;/span&gt;&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;38&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; text-align: center; vertical-align: top;"&gt;0.75&lt;span&gt;%&lt;/span&gt;&lt;sup style="vertical-align:baseline;position:relative;top:-0.7em;font-size:5pt"&gt;**&lt;/sup&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table style="width:100%;border-collapse:collapse;break-inside:avoid-page;margin-bottom:22pt"&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;*&lt;/td&gt;
&lt;td style="break-inside: avoid-page; text-align: right; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; vertical-align: top;"&gt;
&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund&#x2019;s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;height:auto;border-bottom-color:initial"&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 5pt; line-height: normal; padding-top: 0; padding-right: 0; padding-bottom: 0; padding-left: 0; width: 10pt; text-align: left; vertical-align: super;"&gt;**&lt;/td&gt;
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&lt;div style="margin-top:0px;font-family:'cambria';color:rgb(0, 0, 0);font-size:9pt;line-height:normal;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;text-align:left;margin-bottom:0px;"&gt;Annualized.&lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;</oef:ExpensesTextBlock>
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&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Fund Size (Millions)&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Number of Holdings&lt;/td&gt;
&lt;td style="break-inside: avoid-page; font-family: 'Cambria'; color: rgb(255, 255, 255); font-size: 9pt; line-height: 9pt; font-weight: bold; padding-top: 1pt; padding-bottom: 10pt; padding-left: 3pt; padding-right: 3pt; text-align: center; width: 170pt; vertical-align: top;"&gt;&lt;br/&gt; Portfolio Turnover&lt;/td&gt; &lt;/tr&gt;
&lt;tr style="border-bottom-width:initial;border-bottom-style:none;break-inside:avoid-page;border-bottom-color:initial;background-color:rgb(227, 235, 237);height:19pt"&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;&lt;span style="float:none"&gt;$&lt;/span&gt;469&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;239&lt;/td&gt;
&lt;td style="break-inside: avoid-page; padding-top: 1pt; padding-right: 3pt; padding-bottom: 3pt; padding-left: 3pt; white-space: nowrap; font-family: 'Cambria'; color: rgb(0, 0, 0); font-size: 9pt; line-height: 9pt; vertical-align: top; border-left-color: initial; border-left-style: none; border-left-width: initial; text-align: center; width: 170pt; font-weight: normal;"&gt;31.63&lt;span&gt;%&lt;/span&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt;&lt;table cellpadding="0" cellspacing="0" style="width: 60%; border-collapse: collapse"&gt;
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&lt;td style="width: 100%; border: Black 1pt solid; font: 11pt/107% Calibri, Helvetica, Sans-Serif; padding-right: 5.4pt; padding-bottom: 8pt; padding-left: 5.4pt; text-align: center"&gt;&lt;span style="font-family: Times New Roman, Times, Serif; font-size: 12pt; line-height: 107%"&gt;Not FDIC Insured. Not Bank-Guaranteed. May Lose Value &lt;/span&gt;&lt;/td&gt;&lt;/tr&gt;
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