v3.25.2
S000019342 [Member] Investment Objectives and Goals - iShares New York Muni Bond ETF
Feb. 28, 2025
Prospectus [Line Items]  
Risk/Return [Heading] iSHARES® NEW YORK MUNI BOND ETF Ticker: NYFStock Exchange: NYSE Arca
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares New York Muni Bond ETF (the Fund) seeks to track the investment results of an index substantially composed of investment-grade municipal bonds issued in the State of New York.