v3.25.3
Shareholder Report
6 Months Ended
Sep. 30, 2025
USD ($)
Holding
Shareholder Report [Line Items]  
Document Type N-CSRS
Amendment Flag false
Registrant Name JOHN HANCOCK FUNDS III
Entity Central Index Key 0001329954
Entity Investment Company Type N-1A
Document Period End Date Sep. 30, 2025
C000153990 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class R6
Trading Symbol JIGTX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class R6/JIGTX)
$49 0.89%
Expenses Paid, Amount $ 49
Expense Ratio, Percent 0.89%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000153989 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class R4
Trading Symbol JIGIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class R4/JIGIX)
$63 1.14%
Expenses Paid, Amount $ 63
Expense Ratio, Percent 1.14%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000153988 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class R2
Trading Symbol JHIGX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class R2/JHIGX)
$76 1.39%
Expenses Paid, Amount $ 76
Expense Ratio, Percent 1.39%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000156262 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class NAV
Trading Symbol JIGHX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/underlying-funds. You can also request this information by contacting us at 800-344-1029.
Additional Information Phone Number 800-344-1029
Additional Information Website jhinvestments.com/underlying-funds
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class NAV/JIGHX)
$48 0.88%
Expenses Paid, Amount $ 48
Expense Ratio, Percent 0.88%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000003788 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class I
Trading Symbol GOGIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class I/GOGIX)
$55 1.00%
Expenses Paid, Amount $ 55
Expense Ratio, Percent 1.00%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000003787 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class C
Trading Symbol GONCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class C/GONCX)
$110 2.00%
Expenses Paid, Amount $ 110
Expense Ratio, Percent 2.00%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000003785 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class A
Trading Symbol GOIGX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class A/GOIGX)
$71 1.30%
Expenses Paid, Amount $ 71
Expense Ratio, Percent 1.30%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000003791 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock International Growth Fund
Class Name Class 1
Trading Symbol GOIOX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock International Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/underlying-funds. You can also request this information by contacting us at 800-344-1029.
Additional Information Phone Number 800-344-1029
Additional Information Website jhinvestments.com/underlying-funds
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
International Growth Fund
(Class 1/GOIOX)
$51 0.93%
Expenses Paid, Amount $ 51
Expense Ratio, Percent 0.93%
Net Assets $ 5,516,411,287
Holdings Count | Holding 68
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $5,516,411,287
Total number of portfolio holdings 68
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
Sector Composition
Financials 20.2%
Industrials 17.6%
Information technology 16.0%
Consumer discretionary 13.2%
Communication services 12.9%
Health care 7.6%
Consumer staples 7.4%
Materials 3.0%
Energy 0.9%
Short-term investments and other 1.2%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Taiwan Semiconductor Manufacturing Company, Ltd. 8.7%
Tencent Holdings, Ltd. 5.4%
Sony Group Corp. 2.9%
Safran SA 2.9%
AstraZeneca PLC 2.7%
UBS Group AG 2.2%
Bharti Airtel, Ltd. 2.2%
Hitachi, Ltd. 2.2%
Rheinmetall AG 1.8%
SoftBank Group Corp. 1.8%
C000043689 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Global Shareholder Yield Fund
Class Name Class A
Trading Symbol JGYAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Global Shareholder Yield Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Global Shareholder Yield Fund
(Class A/JGYAX)
$58 1.09%
Expenses Paid, Amount $ 58
Expense Ratio, Percent 1.09%
Net Assets $ 1,295,488,089
Holdings Count | Holding 112
Investment Company Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $1,295,488,089
Total number of portfolio holdings 112
Portfolio turnover rate 9%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
Sector Composition
Information technology 20.2%
Financials 14.1%
Health care 12.2%
Consumer staples 9.4%
Communication services 9.4%
Industrials 8.3%
Utilities 7.9%
Consumer discretionary 6.2%
Energy 5.5%
Real estate 3.0%
Materials 2.2%
Short-term investments and other 1.6%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
C000043691 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Global Shareholder Yield Fund
Class Name Class C
Trading Symbol JGYCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Global Shareholder Yield Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Global Shareholder Yield Fund
(Class C/JGYCX)
$98 1.84%
Expenses Paid, Amount $ 98
Expense Ratio, Percent 1.84%
Net Assets $ 1,295,488,089
Holdings Count | Holding 112
Investment Company Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $1,295,488,089
Total number of portfolio holdings 112
Portfolio turnover rate 9%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
Sector Composition
Information technology 20.2%
Financials 14.1%
Health care 12.2%
Consumer staples 9.4%
Communication services 9.4%
Industrials 8.3%
Utilities 7.9%
Consumer discretionary 6.2%
Energy 5.5%
Real estate 3.0%
Materials 2.2%
Short-term investments and other 1.6%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
C000043686 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Global Shareholder Yield Fund
Class Name Class I
Trading Symbol JGYIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Global Shareholder Yield Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Global Shareholder Yield Fund
(Class I/JGYIX)
$45 0.84%
Expenses Paid, Amount $ 45
Expense Ratio, Percent 0.84%
Net Assets $ 1,295,488,089
Holdings Count | Holding 112
Investment Company Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $1,295,488,089
Total number of portfolio holdings 112
Portfolio turnover rate 9%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
Sector Composition
Information technology 20.2%
Financials 14.1%
Health care 12.2%
Consumer staples 9.4%
Communication services 9.4%
Industrials 8.3%
Utilities 7.9%
Consumer discretionary 6.2%
Energy 5.5%
Real estate 3.0%
Materials 2.2%
Short-term investments and other 1.6%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
C000113315 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Global Shareholder Yield Fund
Class Name Class R2
Trading Symbol JGSRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Global Shareholder Yield Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Global Shareholder Yield Fund
(Class R2/JGSRX)
$65 1.22%
Expenses Paid, Amount $ 65
Expense Ratio, Percent 1.22%
Net Assets $ 1,295,488,089
Holdings Count | Holding 112
Investment Company Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $1,295,488,089
Total number of portfolio holdings 112
Portfolio turnover rate 9%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
Sector Composition
Information technology 20.2%
Financials 14.1%
Health care 12.2%
Consumer staples 9.4%
Communication services 9.4%
Industrials 8.3%
Utilities 7.9%
Consumer discretionary 6.2%
Energy 5.5%
Real estate 3.0%
Materials 2.2%
Short-term investments and other 1.6%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
C000106446 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Global Shareholder Yield Fund
Class Name Class R6
Trading Symbol JGRSX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Global Shareholder Yield Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Global Shareholder Yield Fund
(Class R6/JGRSX)
$40 0.74%
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.74%
Net Assets $ 1,295,488,089
Holdings Count | Holding 112
Investment Company Portfolio Turnover 9.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $1,295,488,089
Total number of portfolio holdings 112
Portfolio turnover rate 9%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
Sector Composition
Information technology 20.2%
Financials 14.1%
Health care 12.2%
Consumer staples 9.4%
Communication services 9.4%
Industrials 8.3%
Utilities 7.9%
Consumer discretionary 6.2%
Energy 5.5%
Real estate 3.0%
Materials 2.2%
Short-term investments and other 1.6%
Country Composition
Graphical Representation - Allocation 2 Chart
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Microsoft Corp. 2.3%
Broadcom, Inc. 2.2%
AbbVie, Inc. 1.9%
Hewlett Packard Enterprise Company 1.8%
Cisco Systems, Inc. 1.8%
Imperial Brands PLC 1.7%
Dell Technologies, Inc., Class C 1.7%
IBM Corp. 1.7%
Taiwan Semiconductor Manufacturing Company, Ltd., ADR 1.7%
CVS Health Corp. 1.6%
C000104499 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class R6
Trading Symbol JDVWX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class R6/JDVWX)
$32 0.60%
Expenses Paid, Amount $ 32
Expense Ratio, Percent 0.60%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000076627 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class R5
Trading Symbol JDVVX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class R5/JDVVX)
$35 0.65%
Expenses Paid, Amount $ 35
Expense Ratio, Percent 0.65%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000076626 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class R4
Trading Symbol JDVFX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class R4/JDVFX)
$46 0.85%
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.85%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000111293 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class R2
Trading Symbol JDVPX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class R2/JDVPX)
$59 1.09%
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.09%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000078799 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class NAV
Trading Symbol JDVNX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/underlying-funds. You can also request this information by contacting us at 800-344-1029.
Additional Information Phone Number 800-344-1029
Additional Information Website jhinvestments.com/underlying-funds
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class NAV/JDVNX)
$32 0.60%
Expenses Paid, Amount $ 32
Expense Ratio, Percent 0.60%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000069766 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class I
Trading Symbol JVLIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class I/JVLIX)
$38 0.71%
Expenses Paid, Amount $ 38
Expense Ratio, Percent 0.71%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000069764 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class C
Trading Symbol JVLCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class C/JVLCX)
$92 1.71%
Expenses Paid, Amount $ 92
Expense Ratio, Percent 1.71%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000069762 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Fund
Class Name Class A
Trading Symbol JVLAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Fund
(Class A/JVLAX)
$52 0.96%
Expenses Paid, Amount $ 52
Expense Ratio, Percent 0.96%
Net Assets $ 18,814,870,107
Holdings Count | Holding 84
Investment Company Portfolio Turnover 23.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $18,814,870,107
Total number of portfolio holdings 84
Portfolio turnover rate 23%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
Sector Composition
Financials 21.5%
Industrials 15.8%
Information technology 11.7%
Health care 11.4%
Consumer staples 8.1%
Consumer discretionary 7.3%
Materials 7.2%
Energy 6.0%
Communication services 5.0%
Utilities 4.7%
Short-term investments and other 1.3%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
JPMorgan Chase & Co. 4.5%
Philip Morris International, Inc. 2.7%
Kinross Gold Corp. 2.6%
Amazon.com, Inc. 2.5%
CRH PLC 2.2%
Uber Technologies, Inc. 2.0%
Honeywell International, Inc. 1.9%
U.S. Foods Holding Corp. 1.8%
Cencora, Inc. 1.8%
Micron Technology, Inc. 1.8%
C000088535 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class A
Trading Symbol JVMAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class A/JVMAX)
$59 1.10%
Expenses Paid, Amount $ 59
Expense Ratio, Percent 1.10%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000105879 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class C
Trading Symbol JVMCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class C/JVMCX)
$99 1.85%
Expenses Paid, Amount $ 99
Expense Ratio, Percent 1.85%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000088536 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class I
Trading Symbol JVMIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class I/JVMIX)
$46 0.85%
Expenses Paid, Amount $ 46
Expense Ratio, Percent 0.85%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000113318 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class R2
Trading Symbol JVMSX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class R2/JVMSX)
$67 1.25%
Expenses Paid, Amount $ 67
Expense Ratio, Percent 1.25%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000128515 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class R4
Trading Symbol JVMTX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class R4/JVMTX)
$54 1.00%
Expenses Paid, Amount $ 54
Expense Ratio, Percent 1.00%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000106449 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock Disciplined Value Mid Cap Fund
Class Name Class R6
Trading Symbol JVMRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock Disciplined Value Mid Cap Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
Disciplined Value Mid Cap Fund
(Class R6/JVMRX)
$40 0.75%
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.75%
Net Assets $ 24,285,753,682
Holdings Count | Holding 137
Investment Company Portfolio Turnover 27.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $24,285,753,682
Total number of portfolio holdings 137
Portfolio turnover rate 27%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
Sector Composition
Industrials 19.8%
Financials 17.2%
Consumer discretionary 15.2%
Information technology 11.7%
Health care 7.8%
Real estate 6.8%
Energy 5.8%
Materials 5.4%
Consumer staples 4.3%
Utilities 3.9%
Short-term investments and other 2.1%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
Ameriprise Financial, Inc. 1.8%
AutoZone, Inc. 1.7%
LPL Financial Holdings, Inc. 1.5%
Allegion PLC 1.4%
Simon Property Group, Inc. 1.4%
Cencora, Inc. 1.3%
Textron, Inc. 1.3%
Somnigroup International, Inc. 1.3%
Marathon Petroleum Corp. 1.3%
eBay, Inc. 1.2%
C000153996 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class R6
Trading Symbol JSGTX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class R6/JSGTX)
$34 0.59%
Expenses Paid, Amount $ 34
Expense Ratio, Percent 0.59%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000153995 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class R4
Trading Symbol JHSGX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class R4/JHSGX)
$48 0.84%
Expenses Paid, Amount $ 48
Expense Ratio, Percent 0.84%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000153994 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class R2
Trading Symbol JSGRX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class R2/JSGRX)
$61 1.07%
Expenses Paid, Amount $ 61
Expense Ratio, Percent 1.07%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000107857 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class NAV
Trading Symbol JSGBX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/underlying-funds. You can also request this information by contacting us at 800-344-1029.
Additional Information Phone Number 800-344-1029
Additional Information Website jhinvestments.com/underlying-funds
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class NAV/JSGBX)
$33 0.58%
Expenses Paid, Amount $ 33
Expense Ratio, Percent 0.58%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000107856 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class I
Trading Symbol JSGIX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class I/JSGIX)
$40 0.70%
Expenses Paid, Amount $ 40
Expense Ratio, Percent 0.70%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000145658 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class C
Trading Symbol JSGCX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class C/JSGCX)
$97 1.70%
Expenses Paid, Amount $ 97
Expense Ratio, Percent 1.70%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
C000107855 [Member]  
Shareholder Report [Line Items]  
Fund Name John Hancock U.S. Growth Fund
Class Name Class A
Trading Symbol JSGAX
Annual or Semi-Annual Statement [Text Block] This semiannual shareholder report contains important information about the John Hancock U.S. Growth Fund (the fund) for the period of April 1, 2025 to September 30, 2025.
Shareholder Report Annual or Semi-Annual semi-annual shareholder report
Additional Information [Text Block] You can find additional information about the fund at jhinvestments.com/documents. You can also request this information by contacting us at 800-225-5291.
Additional Information Phone Number 800-225-5291
Additional Information Website jhinvestments.com/documents
Expenses [Text Block]
What were the fund costs during the last six months ?
(Based on a hypothetical $10,000 investment)
Fund (Class) Costs of a $10,000 investment Costs paid as a percentage
of a $10,000 investment
U.S. Growth Fund
(Class A/JSGAX)
$54 0.95%
Expenses Paid, Amount $ 54
Expense Ratio, Percent 0.95%
Net Assets $ 3,013,578,451
Holdings Count | Holding 42
Investment Company Portfolio Turnover 41.00%
Additional Fund Statistics [Text Block]
Fund Statistics
Fund net assets $3,013,578,451
Total number of portfolio holdings 42
Portfolio turnover rate 41%
Holdings [Text Block]
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total net assets of the fund.
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%
Sector Composition
Information technology 51.3%
Communication services 12.7%
Consumer discretionary 11.2%
Financials 10.1%
Health care 4.8%
Industrials 2.6%
Real estate 2.1%
Energy 2.0%
Consumer staples 1.4%
Short-term investments and other 1.8%
Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.
Largest Holdings [Text Block]
Top Ten Holdings
NVIDIA Corp. 14.8%
Microsoft Corp. 13.0%
Apple, Inc. 10.4%
Alphabet, Inc., Class A 6.2%
Broadcom, Inc. 5.5%
Amazon.com, Inc. 4.7%
Eli Lilly & Company 2.8%
Netflix, Inc. 2.4%
Mastercard, Inc., Class A 2.4%
Meta Platforms, Inc., Class A 2.2%