v3.26.1
John Hancock International High Dividend ETF Expense Example - John Hancock International High Dividend ETF - None or SAME
Mar. 31, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 47
Expense Example, with Redemption, 3 Years 484
Expense Example, with Redemption, 5 Years 948
Expense Example, with Redemption, 10 Years $ 2,232