v3.26.1
John Hancock U.S. High Dividend ETF Expense Example - John Hancock U.S. High Dividend ETF - None or SAME
Mar. 31, 2026
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 35
Expense Example, with Redemption, 3 Years 481
Expense Example, with Redemption, 5 Years 953
Expense Example, with Redemption, 10 Years $ 2,262