S000069740 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 62 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Russell 3000 Index (Returns do not reflect deductions for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 17.15% | 13.15% | 15.37% |
| Russell 2000 Focused Value Select Index (Returns do not reflect deductions for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 8.69% | 9.75% | 14.44% |
| iShares US Small Cap Value Factor ETF | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 8.25% | 9.41% | 14.03% |
| Performance Inception Date | Oct. 27, 2020 | ||
| iShares US Small Cap Value Factor ETF | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.63% | 8.77% | 13.36% |
| iShares US Small Cap Value Factor ETF | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 5.28% | 7.32% | 11.16% |