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S000077884 [Member] Investment Objectives and Goals - iShares Environmental Infrastructure and Industrials ETF
Mar. 31, 2026
Prospectus [Line Items]  
Risk/Return [Heading] iShares Environmental Infrastructure and Industrials ETF EFRA | Nasdaq
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares Environmental Infrastructure and Industrials ETF (the Fund) seeks to track the investment results of an index composed of U.S. and non-U.S. companies that provide infrastructure and industrials solutions aiming to support energy efficiency and emissions mitigation, pollution reduction or land and resource optimization.