v3.26.1
S000062201 [Member] Annual Total Returns
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
iShares Future AI & Tech ETF | iShares Future AI & Tech ETF              
Prospectus [Line Items]              
Annual Return [Percent] 30.25% 7.77% 36.01% (37.96%) 6.85% 48.63% 34.87%