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S000004354 [Member] Investment Objectives and Goals - iShares Semiconductor ETF
Mar. 31, 2026
Prospectus [Line Items]  
Risk/Return [Heading] iShares Semiconductor ETF SOXX | Nasdaq
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares Semiconductor ETF (the Fund) seeks to track the investment results of an index composed of U.S.-listed equities in the semiconductor sector.