Shareholder Report |
6 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||
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Feb. 28, 2026
USD ($)
Holding
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| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Document Type | N-CSRS | ||||||||||||||||||||||||||||||||||||||||||||||
| Amendment Flag | false | ||||||||||||||||||||||||||||||||||||||||||||||
| Registrant Name | JOHN HANCOCK FUNDS II | ||||||||||||||||||||||||||||||||||||||||||||||
| Entity Central Index Key | 0001331971 | ||||||||||||||||||||||||||||||||||||||||||||||
| Entity Investment Company Type | N-1A | ||||||||||||||||||||||||||||||||||||||||||||||
| Document Period End Date | Feb. 28, 2026 | ||||||||||||||||||||||||||||||||||||||||||||||
| C000008885 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | Core Bond Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class NAV | ||||||||||||||||||||||||||||||||||||||||||||||
| Trading Symbol | JHCDX | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock Core Bond Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
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| Expenses Paid, Amount | $ 31 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.61% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 1,700,738,560 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 995 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 122.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
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| Holdings [Text Block] |
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total investments of the fund.
Portfolio Composition
Quality Composition
Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. “Not rated” securities are those with no ratings available from these agencies. All ratings are as of 2-28-26 and do not reflect subsequent downgrades or upgrades, if any.
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.
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| Credit Quality Explanation [Text Block] | Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. “Not rated” securities are those with no ratings available from these agencies. All ratings are as of 2-28-26 and do not reflect subsequent downgrades or upgrades, if any.
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| Credit Ratings Selection [Text Block] | Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. | ||||||||||||||||||||||||||||||||||||||||||||||
| C000008886 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | Core Bond Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class 1 | ||||||||||||||||||||||||||||||||||||||||||||||
| Trading Symbol | JICDX | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock Core Bond Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
|
||||||||||||||||||||||||||||||||||||||||||||||
| Expenses Paid, Amount | $ 33 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.66% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 1,700,738,560 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 995 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 122.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
|
||||||||||||||||||||||||||||||||||||||||||||||
| Holdings [Text Block] |
Graphical Representation of Holdings
The tables below show the investment makeup of the fund, representing a percentage of the total investments of the fund.
Portfolio Composition
Quality Composition
Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. “Not rated” securities are those with no ratings available from these agencies. All ratings are as of 2-28-26 and do not reflect subsequent downgrades or upgrades, if any.
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.
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| Credit Quality Explanation [Text Block] |
Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. “Not rated” securities are those with no ratings available from these agencies. All ratings are as of 2-28-26 and do not reflect subsequent downgrades or upgrades, if any.
|
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| Credit Ratings Selection [Text Block] | Ratings are from Moody’s Investors Service, Inc. If not available, we have used S&P Global Ratings. In the absence of ratings from these agencies, we have used Fitch Ratings, Inc. | ||||||||||||||||||||||||||||||||||||||||||||||
| C000073278 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | Mid Value Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class NAV | ||||||||||||||||||||||||||||||||||||||||||||||
| Trading Symbol | JMVNX | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock Mid Value Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
|
||||||||||||||||||||||||||||||||||||||||||||||
| Expenses Paid, Amount | $ 45 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.85% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 1,319,236,024 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 129 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 27.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
|
||||||||||||||||||||||||||||||||||||||||||||||
| 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
Sector Composition
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.
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| Largest Holdings [Text Block] |
Top Ten Holdings
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| C000095456 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | Capital Appreciation Value Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class NAV | ||||||||||||||||||||||||||||||||||||||||||||||
| Trading Symbol | JCAVX | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock Capital Appreciation Value Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
|
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| Expenses Paid, Amount | $ 42 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.83% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 1,094,601,432 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 230 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 71.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
|
||||||||||||||||||||||||||||||||||||||||||||||
| 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
Portfolio Composition
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.
|
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| Largest Holdings [Text Block] |
Top Ten Holdings
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| C000173477 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | International Strategic Equity Allocation Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class NAV | ||||||||||||||||||||||||||||||||||||||||||||||
| No Trading Symbol Flag | true | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock International Strategic Equity Allocation Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
|
||||||||||||||||||||||||||||||||||||||||||||||
| Expenses Paid, Amount | $ 31 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.56% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 5,142,410,838 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 1,999 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 15.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
|
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| 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
Sector Composition
Country Composition
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.
|
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| Largest Holdings [Text Block] |
Top Ten Holdings
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| C000173478 [Member] | |||||||||||||||||||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||||||||||||||||||
| Fund Name | U.S. Sector Rotation Fund | ||||||||||||||||||||||||||||||||||||||||||||||
| Class Name | Class NAV | ||||||||||||||||||||||||||||||||||||||||||||||
| No Trading Symbol Flag | true | ||||||||||||||||||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This contains important information about the John Hancock U.S. Sector Rotation Fund (the fund) for the period of September 1, 2025 to February 28, 2026. | ||||||||||||||||||||||||||||||||||||||||||||||
| 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)
|
||||||||||||||||||||||||||||||||||||||||||||||
| Expenses Paid, Amount | $ 27 | ||||||||||||||||||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.53% | ||||||||||||||||||||||||||||||||||||||||||||||
| Net Assets | $ 5,027,374,536 | ||||||||||||||||||||||||||||||||||||||||||||||
| Holdings Count | Holding | 507 | ||||||||||||||||||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 8.00% | ||||||||||||||||||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Fund Statistics
|
||||||||||||||||||||||||||||||||||||||||||||||
| 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
Sector Composition
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.
|
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| Largest Holdings [Text Block] |
Top Ten Holdings
|