v3.26.1
John Hancock Multifactor Large Cap ETF Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell 1000 Index (reflects no deduction for fees, expenses, or taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 17.37% 13.59% 14.59%
John Hancock Dimensional Large Cap Index (reflects no deduction for fees, expenses, or taxes)[Member]      
Prospectus [Line Items]      
Average Annual Return, Percent 16.26% 12.73% 13.75%
None or SAME      
Prospectus [Line Items]      
Average Annual Return, Percent 15.90% 12.40% 13.41%
None or SAME | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 15.60% 12.07% 13.02%
None or SAME | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 9.61% 9.86% 11.15%