Average Annual Total Returns |
12 Months Ended | 14 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
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| S&P 500 Index (Index returns do not reflect deductions for fees, expenses or taxes) | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Average Annual Return, Percent | [1] | 17.88% | 15.49% | |||||||
| Morningstar Global Artificial Intelligence Select Index (Net) (Returns do not reflect deductions for fees, expenses, or taxes, except for withholding taxes on reinvested dividends for net indexes) | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Average Annual Return, Percent | [2],[3] | 30.67% | 29.04% | |||||||
| iShares A.I. Innovation and Tech Active ETF | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Average Annual Return, Percent | 25.50% | 28.97% | ||||||||
| Performance Inception Date | Oct. 21, 2024 | |||||||||
| iShares A.I. Innovation and Tech Active ETF | After Taxes on Distributions | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Average Annual Return, Percent | [4] | 24.60% | 28.20% | |||||||
| Performance Inception Date | [4] | Oct. 21, 2024 | ||||||||
| iShares A.I. Innovation and Tech Active ETF | After Taxes on Distributions and Sales | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Average Annual Return, Percent | [4] | 15.10% | 21.88% | |||||||
| Performance Inception Date | [4] | Oct. 21, 2024 | ||||||||
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