v3.26.3
Harbor Structured Premium Income ETF Investment Objectives and Goals - Harbor Structured Premium Income ETF
Oct. 05, 2026
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#FFFFFF;font-family:Times New Roman;font-size:15.5pt;">Harbor Structured Premium Income ETF</span><span style="color:#FFFFFF;font-family:Arial;font-size:16pt;font-weight:bold;">Fund Summary</span>
Objective [Heading] <span style="color:#004DD6;font-family:Arial Narrow;font-size:14pt;font-weight:bold;">Investment Objective</span>
Objective, Primary [Text Block] The Fund seeks to provide current income through exposure to the NYSE Structured Autocallable Premium Income Index, an index designed to replicate the performance of a diversified portfolio of synthetic autocallable notes.