v3.25.2
S000026652 [Member] Investment Objectives and Goals - iShares Core 10+ Year USD Bond ETF
Feb. 28, 2025
Prospectus [Line Items]  
Risk/Return [Heading] iSHARES® CORE 10+ YEAR USD BOND ETF Ticker: ILTBStock Exchange: NYSE Arca
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares Core 10+ Year USD Bond ETF (the Fund) seeks to track the investment results of an index composed of U.S. dollar-denominated bonds that are rated either investment grade or high-yield with remaining maturities greater than ten years.