v3.26.1
S000097904 [Member] Investment Objectives and Goals - iShares Total USD Fixed Income Market ETF
Feb. 28, 2026
Prospectus [Line Items]  
Risk/Return [Heading] iSHARES® TOTAL USD FIXED INCOME MARKET ETFBTOT | NYSE Arca
Objective [Heading] Investment Objective
Objective, Primary [Text Block]
The iShares Total USD Fixed Income Market ETF (the Fund) seeks to track the investment results of an index that provides comprehensive exposure to U.S. dollar-denominated fixed income securities that are rated either investment-grade or high yield.