v3.25.4
Harbor Ares Systematic High-Yield ETF N-1A Cover
Oct. 31, 2025
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name HARBOR ETF TRUST
Entity Central Index Key 0001860434
Entity Investment Company Type N-1A
Document Period End Date Oct. 31, 2025
Prospectus Date Mar. 01, 2026