John Hancock Disciplined Value International Select ETF Performance Management - John Hancock Disciplined Value International Select ETF |
Apr. 30, 2025 |
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| Prospectus [Line Items] | |
| Bar Chart and Performance Table [Heading] | <span style="color:#000000;font-family:Arial Narrow;font-size:10pt;font-weight:bold;">Past performance</span> |
| Performance Narrative [Text Block] | The following information illustrates the variability of the fund’s returns and provides some indication of the risks of investing in the fund by showing changes in the fund’s performance from year to year and by showing how the fund’s average annual returns compared with a broad-based securities market index.Past performance (before and after taxes) does not indicate future results. All figures assume dividend reinvestment. Performance information is updated daily, monthly, and quarterly and may be obtained at our website,jhinvestments.com, or by calling888-972-8696between 8:30 a.m. and 5:00 p.m., Eastern time, on most Business Days (as defined herein).Please note that after-tax returns reflect the highest individual federal marginal income-tax rate in effect as of the date provided and do not reflect any state or local taxes. Your actual after-tax returns may be different. After-tax returns are not relevant to shares held in an IRA, 401(k), or other tax-advantaged investment plan. |
| Performance Past Does Not Indicate Future [Text] | <span style="font-family:Arial Narrow;font-size:9pt;">Past performance (before and after taxes) does not indicate future results.</span> |
| Performance Information Illustrates Variability of Returns [Text] | <span style="font-family:Arial Narrow;font-size:9pt;">The following information illustrates the variability of the fund’s returns and provides some indication of the risks of investing in the fund by showing changes in the fund’s performance from year to year</span><span style="font-family:Arial Narrow;font-size:9pt;line-height:12pt;"> </span><span style="font-family:Arial Narrow;font-size:9pt;">and by showing how the fund’s average annual returns compared with a broad-based securities market index.</span> |
| Bar Chart [Heading] | <span style="font-family:Arial Narrow;font-size:9pt;font-weight:bold;">Calendar year total returns (%)</span> |
| Bar Chart Closing [Text Block] | Year-to-date total return through:Q2 202526.24%Best quarter:Q3 20245.46%Worst quarter:Q4 2024-9.44% |
| Performance Table Heading | <span style="font-family:Arial Narrow;font-size:8pt;font-weight:bold;margin-left:0.0pt;">Average annual total returns (%)—as of 12/31/2024</span> |
| Performance Table Uses Highest Federal Rate | <span style="font-family:Arial Narrow;font-size:9pt;">Please note that after-tax returns reflect the highest individual federal marginal income-tax rate in effect as of the date provided and do not reflect any state or local taxes.</span> |
| Performance Table Not Relevant to Tax Deferred | <span style="font-family:Arial Narrow;font-size:9pt;"> Your actual after-tax returns may be different. After-tax returns are not relevant to shares held in an IRA, 401(k), or other </span><span style="font-family:Arial Narrow;font-size:9pt;">tax-advantaged investment plan.</span> |
| Performance Availability Website Address [Text] | <span style="font-family:Arial Narrow;font-size:9pt;">jhinvestments.com</span> |
| Performance Availability Phone [Text] | <span style="font-family:Arial Narrow;font-size:9pt;">888-972-8696</span> |
| N/A | |
| Prospectus [Line Items] | |
| Year to Date Return, Label [Optional Text] | <span style="font-family:Arial Narrow;font-size:8pt;font-weight:bold;margin-left:0.0pt;">Year-to-date total return through:</span> |
| Bar Chart, Year to Date Return | 26.24% |
| Bar Chart, Year to Date Return, Date | Jun. 30, 2025 |
| Highest Quarterly Return, Label [Optional Text] | <span style="font-family:Arial Narrow;font-size:8pt;font-weight:bold;margin-left:0.0pt;">Best quarter:</span> |
| Highest Quarterly Return | 5.46% |
| Highest Quarterly Return, Date | Sep. 30, 2024 |
| Lowest Quarterly Return, Label [Optional Text] | <span style="font-family:Arial Narrow;font-size:8pt;font-weight:bold;margin-left:0.0pt;">Worst quarter:</span> |
| Lowest Quarterly Return | (9.44%) |
| Lowest Quarterly Return, Date | Dec. 31, 2024 |