v3.25.2
Form N-CSR Cover
12 Months Ended
Apr. 30, 2025
Shareholder Report [Line Items]  
Document Type N-CSR
Amendment Flag false
Registrant Name JOHN HANCOCK EXCHANGE-TRADED FUND TRUST
Entity Central Index Key 0001478482
Entity Investment Company Type N-1A
Document Period End Date Apr. 30, 2025