v3.26.1
S000004324 [Member] Investment Objectives and Goals - iShares U.S. Healthcare ETF
Apr. 30, 2026
Prospectus [Line Items]  
Risk/Return [Heading] iShares U.S. Healthcare ETFIYH | NYSE Arca
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares U.S. Healthcare ETF (the Fund) seeks to track the investment results of an index composed of U.S. equities in the healthcare sector.