v3.26.1
S000066849 [Member] Average Annual Total Returns
 12 Months Ended 60 Months Ended 72 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI USA Index (Returns do not reflect deductions for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 17.75% 13.87% 14.84%
MSCI USA Quality GARP Select Index (Spliced) (Returns do not reflect deductions for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 21.77% 17.69% 19.56%
iShares MSCI USA Quality GARP ETF      
Prospectus [Line Items]      
Average Annual Return, Percent 21.58% 17.46% 19.32%
Performance Inception Date     Jan. 14, 2020
iShares MSCI USA Quality GARP ETF | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 21.48% 17.23% 19.07%
iShares MSCI USA Quality GARP ETF | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 12.83% 14.10% 15.89%
[1] The MSCI USA Quality GARP Select Index (Spliced) reflects the performance of the Russell US Large Cap Factors Growth Style Index through June 2, 2024 and the MSCI USA Quality GARP Select Index thereafter, which reflect the times when each index was the Underlying Index of the Fund.