v3.25.4
Harbor Long-Short Equity ETF Expense Example - Harbor Long-Short Equity ETF - NONE or SAME
Oct. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 235
Expense Example, with Redemption, 3 Years 724
Expense Example, with Redemption, 5 Years 1,240
Expense Example, with Redemption, 10 Years $ 2,656