BNY Mellon Global Stock Fund - Class I (DGLRX) N-CSR/A29 Aug 24Certified annual shareholder report (management investment company) (amended)Financial data

Company Profile

Form N-CSR Cover

Form N-CSR Cover	12 Months Ended
Form N-CSR Cover	May 31, 2024
Shareholder Report [Line Items]
Document Type	N-CSR/A
Amendment Flag	true
Registrant Name	BNY Mellon Strategic Funds, Inc.
Entity Central Index Key	0000737520
Document Period End Date	May 31, 2024

Shareholder Report

Shareholder Report	12 Months Ended
Shareholder Report	May 31, 2024 USD ($)
Shareholder Report [Line Items]
Document Type	N-CSR/A
Amendment Flag	true
Registrant Name	BNY Mellon Strategic Funds, Inc.
Entity Central Index Key	0000737520
Document Period End Date	May 31, 2024
Class A - DSGAX
Shareholder Report [Line Items]
Fund Name	BNY Mellon Select Managers Small Cap Growth Fund
Class Name	Class A
Trading Symbol	DSGAX
Shareholder Report Annual or Semi-Annual	annual shareholder report
Class C - DSGCX
Shareholder Report [Line Items]
Fund Name	BNY Mellon Select Managers Small Cap Growth Fund
Class Name	Class C
Trading Symbol	DSGCX
Shareholder Report Annual or Semi-Annual	annual shareholder report
Class I - DSGIX
Shareholder Report [Line Items]
Fund Name	BNY Mellon Select Managers Small Cap Growth Fund
Class Name	Class I
Trading Symbol	DSGIX
Shareholder Report Annual or Semi-Annual	annual shareholder report
Class Y - DSGYX
Shareholder Report [Line Items]
Fund Name	BNY Mellon Select Managers Small Cap Growth Fund
Class Name	Class Y
Trading Symbol	DSGYX
Shareholder Report Annual or Semi-Annual	annual shareholder report
BNY Mellon Select Managers Small Cap Growth Fund \| Class A - DSGAX
Shareholder Report [Line Items]
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains important information about BNY Mellon Select Managers Small Cap Growth Fund (the “Fund”) for the period of June 1, 2023 to May 31, 2024. You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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 bnymellon.com.
Additional Information [Text Block]	You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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@bnymellon.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-800-373-9387
Additional Information Email	info@bnymellon.com
Additional Information Website	im.bnymellon.com/literaturecenter
Expenses [Text Block]	What were the Fund’s costs for the last year? (based on a hypothetical $10,000 investment) Share Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class A * $140 1.30% * During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.
Expenses Paid, Amount	$ 140	[1]
Expense Ratio, Percent	1.30%	[1]
Factors Affecting Performance [Text Block]	How did the Fund perform last year? • For the 12-month period ended May 31, 2024, the Fund’s Class A shares returned 15.79%. • In comparison, the Russell 2000 ® Growth Index returned 18.38% for the same period. What affected the Fund’s performance? • Despite some volatility, the equity market produced a strong performance. Certain surprising data releases pointed to economic strength, and rate cut expectations, coupled with the productivity promise of AI technologies, continued to lift market sentiment. • Both sector allocation and stock selection detracted from the Fund’s performance, especially stock selection in the information technology sector. An underweight to the volatility factor also detracted from performance. • Stock selection in industrials was the primary contributor to the Fund’s performance, while an overweight to this best-performing sector also added to the performance. An overweight to the momentum factor helped performance as well.
Performance Past Does Not Indicate Future [Text]	The Fund’s past performance is not a good predictor of the Fund’s future performance.
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years? The Fund’s past performance is not a good predictor of the Fund’s future performance. The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. Cumulative Performance from June 1, 2014 through May 31, 2024 Initial Investment of $10,000 Years Ended 5/31 The above graph compares a hypothetical $10,000 investment in the Fund’s Class A shares to a hypothetical investment of $10,000 made in each of the Russell 3000 ® Index (a broad-based index) and Russell 2000 ® Growth Index on 5/31/2014. The performance shown takes into account the maximum initial sales charge on Class A shares and applicable fees and expenses of the Fund, including management fees and other expenses. The Fund’s performance also assumes the reinvestment of dividends and capital gains. Unlike the Fund, the indexes are not subject to charges, fees and other expenses. Investors cannot invest directly in any index.
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS (AS OF 5/31/24) Class A Shares 1YR 5YR 10YR with Maximum Sales Charge - 5.75% 9.13% 6.19% 7.14% without Sales Charge 15.79% 7.45% 7.78% Russell 3000 ® Index (broad-based index) * 27.58% 15.00% 12.09% Russell 2000 ® Growth Index 18.38% 7.79% 8.06% * In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024. The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Updated Performance Information Location [Text Block]	The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
Net Assets	$ 86,000,000
Holdings Count	268
Advisory Fees Paid, Amount	$ 1,360,872
Portfolio Turnover	81.76%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (AS OF 5/31/24) Fund Size (Millions) Number of Holdings Total Advisory Fee Paid During Period Annual Portfolio Turnover $86 268 $1,360,872 81.76%
Holdings [Text Block]	Portfolio Holdings (as of 5/31/24) Sector Allocation (Based on Net Assets)
Material Fund Change [Text Block]	• The Board of Directors has approved the liquidation of the Fund, effective on or about July 26, 2024 (the “Liquidation Date”). Before the Liquidation Date, and at the discretion of Fund management, the Fund’s portfolio securities will be sold and the Fund may cease to pursue its investment objective and policies. The liquidation of the Fund may result in one or more taxable events for shareholders subject to federal income tax. Accordingly, effective on or about June 21, 2024 (the “Closing Date”), the Fund was closed to any investments for new accounts, except that new accounts may be established by participants in group retirement plans if the Fund is established as an investment option under the plans before the Closing Date. This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Updated Prospectus Phone Number	1-800-373-9387
Updated Prospectus Web Address	im.bnymellon.com/literaturecenter
BNY Mellon Select Managers Small Cap Growth Fund \| Class C - DSGCX
Shareholder Report [Line Items]
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains important information about BNY Mellon Select Managers Small Cap Growth Fund (the “Fund”) for the period of June 1, 2023 to May 31, 2024. You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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 bnymellon.com.
Additional Information [Text Block]	You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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@bnymellon.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-800-373-9387
Additional Information Email	info@bnymellon.com
Additional Information Website	im.bnymellon.com/literaturecenter
Expenses [Text Block]	What were the Fund’s costs for the last year? (based on a hypothetical $10,000 investment) Share Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class C * $220 2.05% * During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.
Expenses Paid, Amount	$ 220	[2]
Expense Ratio, Percent	2.05%	[2]
Factors Affecting Performance [Text Block]	How did the Fund perform last year? • For the 12-month period ended May 31, 2024, the Fund’s Class C shares returned 14.94%. • In comparison, the Russell 2000 ® Growth Index returned 18.38% for the same period. What affected the Fund’s performance? • Despite some volatility, the equity market produced a strong performance. Certain surprising data releases pointed to economic strength, and rate cut expectations, coupled with the productivity promise of AI technologies, continued to lift market sentiment. • Both sector allocation and stock selection detracted from the Fund’s performance, especially stock selection in the information technology sector. An underweight to the volatility factor also detracted from performance. • Stock selection in industrials was the primary contributor to the Fund’s performance, while an overweight to this best-performing sector also added to the performance. An overweight to the momentum factor helped performance as well.
Performance Past Does Not Indicate Future [Text]	The Fund’s past performance is not a good predictor of the Fund’s future performance.
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years? The Fund’s past performance is not a good predictor of the Fund’s future performance. The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. Cumulative Performance from June 1, 2014 through May 31, 2024 Initial Investment of $10,000 Years Ended 5/31 The above graph compares a hypothetical $10,000 investment in the Fund’s Class C shares to a hypothetical investment of $10,000 made in each of the Russell 3000 ® Index (a broad-based index) and Russell 2000 ® Growth Index on 5/31/2014. The performance shown takes into account the maximum deferred sales charge on Class C shares and applicable fees and expenses of the Fund, including management fees, 12b-1 fees and other expenses. The Fund’s performance also assumes the reinvestment of dividends and capital gains. Unlike the Fund, the indexes are not subject to charges, fees and other expenses. Investors cannot invest directly in any index.
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS (AS OF 5/31/24) Class C Shares 1YR 5YR 10YR with Maximum Deferred Sales Charge - 1.00% 13.94% ** 6.64% 6.98% without Deferred Sales Charge 14.94% 6.64% 6.98% Russell 3000 ® Index (broad-based index) * 27.58% 15.00% 12.09% Russell 2000 ® Growth Index 18.38% 7.79% 8.06% * In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024. ** The maximum contingent deferred sales charge for Class C shares is 1.00% for shares redeemed within one year of the date purchased. The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Updated Performance Information Location [Text Block]	The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
Net Assets	$ 86,000,000
Holdings Count	268
Advisory Fees Paid, Amount	$ 1,360,872
Portfolio Turnover	81.76%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (AS OF 5/31/24) Fund Size (Millions) Number of Holdings Total Advisory Fee Paid During Period Annual Portfolio Turnover $86 268 $1,360,872 81.76%
Holdings [Text Block]	Portfolio Holdings (as of 5/31/24) Sector Allocation (Based on Net Assets)
Material Fund Change [Text Block]	• The Board of Directors has approved the liquidation of the Fund, effective on or about July 26, 2024 (the “Liquidation Date”). Before the Liquidation Date, and at the discretion of Fund management, the Fund’s portfolio securities will be sold and the Fund may cease to pursue its investment objective and policies. The liquidation of the Fund may result in one or more taxable events for shareholders subject to federal income tax. Accordingly, effective on or about June 21, 2024 (the “Closing Date”), the Fund was closed to any investments for new accounts, except that new accounts may be established by participants in group retirement plans if the Fund is established as an investment option under the plans before the Closing Date. This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Updated Prospectus Phone Number	1-800-373-9387
Updated Prospectus Web Address	im.bnymellon.com/literaturecenter
BNY Mellon Select Managers Small Cap Growth Fund \| Class I - DSGIX
Shareholder Report [Line Items]
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains important information about BNY Mellon Select Managers Small Cap Growth Fund (the “Fund”) for the period of June 1, 2023 to May 31, 2024. You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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 bnymellon.com.
Additional Information [Text Block]	You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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@bnymellon.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-800-373-9387
Additional Information Email	info@bnymellon.com
Additional Information Website	im.bnymellon.com/literaturecenter
Expenses [Text Block]	What were the Fund’s costs for the last year? (based on a hypothetical $10,000 investment) Share Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class I * $113 1.05% * During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.
Expenses Paid, Amount	$ 113	[3]
Expense Ratio, Percent	1.05%	[3]
Factors Affecting Performance [Text Block]	How did the Fund perform last year? • For the 12-month period ended May 31, 2024, the Fund’s Class I shares returned 16.12%. • In comparison, the Russell 2000 ® Growth Index returned 18.38% for the same period. What affected the Fund’s performance? • Despite some volatility, the equity market produced a strong performance. Certain surprising data releases pointed to economic strength, and rate cut expectations, coupled with the productivity promise of AI technologies, continued to lift market sentiment. • Both sector allocation and stock selection detracted from the Fund’s performance, especially stock selection in the information technology sector. An underweight to the volatility factor also detracted from performance. • Stock selection in industrials was the primary contributor to the Fund’s performance, while an overweight to this best-performing sector also added to the performance. An overweight to the momentum factor helped performance as well.
Performance Past Does Not Indicate Future [Text]	The Fund’s past performance is not a good predictor of the Fund’s future performance.
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years? The Fund’s past performance is not a good predictor of the Fund’s future performance. The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. Cumulative Performance from June 1, 2014 through May 31, 2024 Initial Investment of $10,000 Years Ended 5/31 The above graph compares a hypothetical $10,000 investment in the Fund’s Class I shares to a hypothetical investment of $10,000 made in each of the Russell 3000 ® Index (a broad-based index) and Russell 2000 ® Growth Index on 5/31/2014. The performance shown takes into account applicable fees and expenses of the Fund, including management fees and other expenses. The Fund’s performance also assumes the reinvestment of dividends and capital gains. Unlike the Fund, the indexes are not subject to charges, fees and other expenses. Investors cannot invest directly in any index.
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS (AS OF 5/31/24) 1YR 5YR 10YR Class I Shares 16.12% 7.75% 8.09% Russell 3000 ® Index (broad-based index) * 27.58% 15.00% 12.09% Russell 2000 ® Growth Index 18.38% 7.79% 8.06% * In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024. The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Updated Performance Information Location [Text Block]	The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
Net Assets	$ 86,000,000
Holdings Count	268
Advisory Fees Paid, Amount	$ 1,360,872
Portfolio Turnover	81.76%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (AS OF 5/31/24) Fund Size (Millions) Number of Holdings Total Advisory Fee Paid During Period Annual Portfolio Turnover $86 268 $1,360,872 81.76%
Holdings [Text Block]	Portfolio Holdings (as of 5/31/24) Sector Allocation (Based on Net Assets)
Material Fund Change [Text Block]	• The Board of Directors has approved the liquidation of the Fund, effective on or about July 26, 2024 (the “Liquidation Date”). Before the Liquidation Date, and at the discretion of Fund management, the Fund’s portfolio securities will be sold and the Fund may cease to pursue its investment objective and policies. The liquidation of the Fund may result in one or more taxable events for shareholders subject to federal income tax. Accordingly, effective on or about June 21, 2024 (the “Closing Date”), the Fund was closed to any investments for new accounts, except that new accounts may be established by participants in group retirement plans if the Fund is established as an investment option under the plans before the Closing Date. This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Updated Prospectus Phone Number	1-800-373-9387
Updated Prospectus Web Address	im.bnymellon.com/literaturecenter
BNY Mellon Select Managers Small Cap Growth Fund \| Class Y - DSGYX
Shareholder Report [Line Items]
Annual or Semi-Annual Statement [Text Block]	This annual shareholder report contains important information about BNY Mellon Select Managers Small Cap Growth Fund (the “Fund”) for the period of June 1, 2023 to May 31, 2024. You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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 bnymellon.com.
Additional Information [Text Block]	You can find additional information about the Fund at im.bnymellon.com/literaturecenter. 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@bnymellon.com.
Material Fund Change Notice [Text Block]	This report describes changes to the Fund that occurred during the reporting period.
Additional Information Phone Number	1-800-373-9387
Additional Information Email	info@bnymellon.com
Additional Information Website	im.bnymellon.com/literaturecenter
Expenses [Text Block]	What were the Fund’s costs for the last year? (based on a hypothetical $10,000 investment) Share Class Costs of a $10,000 investment Costs paid as a percentage of a $10,000 investment Class Y * $106 0.98% * During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.
Expenses Paid, Amount	$ 106	[4]
Expense Ratio, Percent	0.98%	[4]
Factors Affecting Performance [Text Block]	How did the Fund perform last year? • For the 12-month period ended May 31, 2024, the Fund’s Class Y shares returned 16.21%. • In comparison, the Russell 2000 ® Growth Index returned 18.38% for the same period. What affected the Fund’s performance? • Despite some volatility, the equity market produced a strong performance. Certain surprising data releases pointed to economic strength, and rate cut expectations, coupled with the productivity promise of AI technologies, continued to lift market sentiment. • Both sector allocation and stock selection detracted from the Fund’s performance, especially stock selection in the information technology sector. An underweight to the volatility factor also detracted from performance. • Stock selection in industrials was the primary contributor to the Fund’s performance, while an overweight to this best-performing sector also added to the performance. An overweight to the momentum factor helped performance as well.
Performance Past Does Not Indicate Future [Text]	The Fund’s past performance is not a good predictor of the Fund’s future performance.
Line Graph [Table Text Block]	How did the Fund perform over the past 10 years? The Fund’s past performance is not a good predictor of the Fund’s future performance. The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares. Cumulative Performance from June 1, 2014 through May 31, 2024 Initial Investment of $1,000,000 Years Ended 5/31 The above graph compares a hypothetical $1,000,000 investment in the Fund’s Class Y shares to a hypothetical investment of $1,000,000 made in each of the Russell 3000 ® Index (a broad-based index) and Russell 2000 ® Growth Index on 5/31/2014. The performance shown takes into account applicable fees and expenses of the Fund, including management fees and other expenses. The Fund’s performance also assumes the reinvestment of dividends and capital gains. Unlike the Fund, the indexes are not subject to charges, fees and other expenses. Investors cannot invest directly in any index.
Average Annual Return [Table Text Block]	AVERAGE ANNUAL TOTAL RETURNS (AS OF 5/31/24) 1YR 5YR 10YR Class Y Shares 16.21% 7.81% 8.13% Russell 3000 ® Index (broad-based index) * 27.58% 15.00% 12.09% Russell 2000 ® Growth Index 18.38% 7.79% 8.06% * In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024. The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
No Deduction of Taxes [Text Block]	The graph and table do not reflect the deduction of taxes that a shareholder would pay on fund distributions or redemption of fund shares.
Updated Performance Information Location [Text Block]	The performance data quoted represent past performance, which is no guarantee of future results. For more current information visit im.bnymellon.com/literaturecenter.
Net Assets	$ 86,000,000
Holdings Count	268
Advisory Fees Paid, Amount	$ 1,360,872
Portfolio Turnover	81.76%
Additional Fund Statistics [Text Block]	KEY FUND STATISTICS (AS OF 5/31/24) Fund Size (Millions) Number of Holdings Total Advisory Fee Paid During Period Annual Portfolio Turnover $86 268 $1,360,872 81.76%
Holdings [Text Block]	Portfolio Holdings (as of 5/31/24) Sector Allocation (Based on Net Assets)
Material Fund Change [Text Block]	• The Board of Directors has approved the liquidation of the Fund, effective on or about July 26, 2024 (the “Liquidation Date”). Before the Liquidation Date, and at the discretion of Fund management, the Fund’s portfolio securities will be sold and the Fund may cease to pursue its investment objective and policies. The liquidation of the Fund may result in one or more taxable events for shareholders subject to federal income tax. Accordingly, effective on or about June 21, 2024 (the “Closing Date”), the Fund was closed to any investments for new accounts, except that new accounts may be established by participants in group retirement plans if the Fund is established as an investment option under the plans before the Closing Date. This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Summary of Change Legend [Text Block]	This is a summary of certain changes to the Fund since June 1, 2023. For more complete information, you may review the Fund’s current prospectus, dated September 29, 2023, as supplemented on May 16, 2024, which is available at im.bnymellon.com/literaturecenter or upon request at 1-800-373-9387.
Updated Prospectus Phone Number	1-800-373-9387
Updated Prospectus Web Address	im.bnymellon.com/literaturecenter

[1] During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher. During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher. During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher. During the period, fees were waived and/or expenses reimbursed pursuant to an agreement with the Fund’s investment adviser, BNY Mellon Investment Adviser, Inc. If this agreement is not extended in the future, expenses could be higher.

Shareholder Report, Line Graph

Shareholder Report, Line Graph And Average Annual Return (Details) - BNY Mellon Select Managers Small Cap Growth Fund - USD ($)		12 Months Ended		60 Months Ended	120 Months Ended
		May 31, 2024		May 31, 2024	May 31, 2024	May 31, 2023	May 31, 2022	May 31, 2021	May 31, 2020	May 31, 2019	May 31, 2018	May 31, 2017	May 31, 2016	May 31, 2015	May 31, 2014
Class A - DSGAX
Account Value [Line Items]
Line Graph and Table Measure Name		with Maximum Sales Charge - 5.75%
Account Value		$ 19,943		$ 19,943	$ 19,943	$ 17,223	$ 18,110	$ 22,717	$ 14,924	$ 13,923	$ 14,370	$ 11,400	$ 9,481	$ 10,773	$ 9,425
Average Annual Return, Percent		9.13%		6.19%	7.14%
Class A - DSGAX \| Without Sales Load [Member]
Account Value [Line Items]
Line Graph and Table Measure Name		without Sales Charge
Average Annual Return, Percent		15.79%		7.45%	7.78%
Class C - DSGCX
Account Value [Line Items]
Line Graph and Table Measure Name		with Maximum Deferred Sales Charge - 1.00%
Account Value		$ 19,639		$ 19,639	$ 19,639	17,086	18,115	22,884	15,156	14,243	14,792	11,823	9,911	11,349	10,000
Average Annual Return, Percent		13.94%	[1]	6.64%	6.98%
Class C - DSGCX \| Without Sales Load [Member]
Account Value [Line Items]
Line Graph and Table Measure Name		without Deferred Sales Charge
Average Annual Return, Percent		14.94%		6.64%	6.98%
Class I - DSGIX
Account Value [Line Items]
Line Graph and Table Measure Name		Class I Shares
Account Value		$ 21,762		$ 21,762	$ 21,762	18,741	19,674	24,595	16,114	14,987	15,431	12,206	10,126	11,469	10,000
Average Annual Return, Percent		16.12%		7.75%	8.09%
Class Y - DSGYX
Account Value [Line Items]
Line Graph and Table Measure Name		Class Y Shares
Account Value		$ 2,185,415		$ 2,185,415	$ 2,185,415	1,880,574	1,972,078	2,465,097	1,614,023	1,500,579	1,544,441	1,221,288	1,012,677	1,146,600	1,000,000
Average Annual Return, Percent		16.21%		7.81%	8.13%
Russell 3000® Index (broad-based index)*
Account Value [Line Items]
Line Graph and Table Measure Name	[2],[3]	Russell 3000® Index (broad-based index)
Account Value		$ 31,295		$ 31,295	$ 31,295	24,529	24,041	24,960	17,344	15,561	15,181	13,194	11,211	11,186	10,000
Average Annual Return, Percent		27.58%		15%	12.09%
Russell 2000® Growth Index
Account Value [Line Items]
Line Graph and Table Measure Name		Russell 2000® Growth Index
Account Value		$ 21,705		$ 21,705	$ 21,705	$ 18,335	$ 17,856	$ 24,036	$ 16,009	$ 14,917	$ 16,019	$ 12,807	$ 10,698	$ 11,773	$ 10,000
Average Annual Return, Percent		18.38%		7.79%	8.06%

[1] The maximum contingent deferred sales charge for Class C shares is 1.00% for shares redeemed within one year of the date purchased. In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024. In accordance with regulatory changes requiring the Fund’s primary benchmark to represent the overall applicable market, the Fund’s primary prospectus benchmark changed to the indicated benchmark effective as of May 31, 2024.

Shareholder Report, Holdings (D

Shareholder Report, Holdings (Details) - BNY Mellon Select Managers Small Cap Growth Fund	May 31, 2024
Class A - DSGAX \| Other
Holdings [Line Items]
Percent of Net Asset Value	(2.80%)
Class A - DSGAX \| Materials
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Class A - DSGAX \| Energy
Holdings [Line Items]
Percent of Net Asset Value	2.50%
Class A - DSGAX \| Consumer Staples
Holdings [Line Items]
Percent of Net Asset Value	3.70%
Class A - DSGAX \| Financials
Holdings [Line Items]
Percent of Net Asset Value	6.90%
Class A - DSGAX \| Consumer Discretionary
Holdings [Line Items]
Percent of Net Asset Value	7.90%
Class A - DSGAX \| Health Care
Holdings [Line Items]
Percent of Net Asset Value	15.90%
Class A - DSGAX \| Investment Companies
Holdings [Line Items]
Percent of Net Asset Value	17.40%
Class A - DSGAX \| Information Technology
Holdings [Line Items]
Percent of Net Asset Value	20.70%
Class A - DSGAX \| Industrials
Holdings [Line Items]
Percent of Net Asset Value	25.50%
Class C - DSGCX \| Other
Holdings [Line Items]
Percent of Net Asset Value	(2.80%)
Class C - DSGCX \| Materials
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Class C - DSGCX \| Energy
Holdings [Line Items]
Percent of Net Asset Value	2.50%
Class C - DSGCX \| Consumer Staples
Holdings [Line Items]
Percent of Net Asset Value	3.70%
Class C - DSGCX \| Financials
Holdings [Line Items]
Percent of Net Asset Value	6.90%
Class C - DSGCX \| Consumer Discretionary
Holdings [Line Items]
Percent of Net Asset Value	7.90%
Class C - DSGCX \| Health Care
Holdings [Line Items]
Percent of Net Asset Value	15.90%
Class C - DSGCX \| Investment Companies
Holdings [Line Items]
Percent of Net Asset Value	17.40%
Class C - DSGCX \| Information Technology
Holdings [Line Items]
Percent of Net Asset Value	20.70%
Class C - DSGCX \| Industrials
Holdings [Line Items]
Percent of Net Asset Value	25.50%
Class I - DSGIX \| Other
Holdings [Line Items]
Percent of Net Asset Value	(2.80%)
Class I - DSGIX \| Materials
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Class I - DSGIX \| Energy
Holdings [Line Items]
Percent of Net Asset Value	2.50%
Class I - DSGIX \| Consumer Staples
Holdings [Line Items]
Percent of Net Asset Value	3.70%
Class I - DSGIX \| Financials
Holdings [Line Items]
Percent of Net Asset Value	6.90%
Class I - DSGIX \| Consumer Discretionary
Holdings [Line Items]
Percent of Net Asset Value	7.90%
Class I - DSGIX \| Health Care
Holdings [Line Items]
Percent of Net Asset Value	15.90%
Class I - DSGIX \| Investment Companies
Holdings [Line Items]
Percent of Net Asset Value	17.40%
Class I - DSGIX \| Information Technology
Holdings [Line Items]
Percent of Net Asset Value	20.70%
Class I - DSGIX \| Industrials
Holdings [Line Items]
Percent of Net Asset Value	25.50%
Class Y - DSGYX \| Other
Holdings [Line Items]
Percent of Net Asset Value	(2.80%)
Class Y - DSGYX \| Materials
Holdings [Line Items]
Percent of Net Asset Value	2.30%
Class Y - DSGYX \| Energy
Holdings [Line Items]
Percent of Net Asset Value	2.50%
Class Y - DSGYX \| Consumer Staples
Holdings [Line Items]
Percent of Net Asset Value	3.70%
Class Y - DSGYX \| Financials
Holdings [Line Items]
Percent of Net Asset Value	6.90%
Class Y - DSGYX \| Consumer Discretionary
Holdings [Line Items]
Percent of Net Asset Value	7.90%
Class Y - DSGYX \| Health Care
Holdings [Line Items]
Percent of Net Asset Value	15.90%
Class Y - DSGYX \| Investment Companies
Holdings [Line Items]
Percent of Net Asset Value	17.40%
Class Y - DSGYX \| Information Technology
Holdings [Line Items]
Percent of Net Asset Value	20.70%
Class Y - DSGYX \| Industrials
Holdings [Line Items]
Percent of Net Asset Value	25.50%