v3.26.1
Investment Objectives and Goals - John Hancock Large Cap Opportunities ETF
Jun. 26, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:24pt;">John Hancock Large Cap Opportunities ETF</span>
Objective [Heading] <span style="color:#000000;font-family:Arial Narrow;font-size:10pt;font-weight:bold;">Investment objective</span>
Objective, Primary [Text Block] The fund seeks to provide long-term capital appreciation.