S000009423 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | 236 Months Ended |
|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| S&P Total Market Index (Returns do not reflect deductions for fees, expenses or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 17.05% | 13.07% | 14.22% | |
| Dow Jones U.S. Select Aerospace & Defense Index (Returns do not reflect deductions for fees, expenses or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 49.26% | 19.25% | 15.43% | |
| iShares U.S. Aerospace & Defense ETF | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 48.66% | 18.79% | 14.95% | |
| Performance Inception Date | May 01, 2006 | |||
| iShares U.S. Aerospace & Defense ETF | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 48.43% | 18.54% | 14.67% | |
| iShares U.S. Aerospace & Defense ETF | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 28.92% | 15.24% | 12.57% |