S000009416 [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 Oil Equipment & Services Index (Returns do not reflect deductions for fees, expenses or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.94% | 15.12% | (3.22%) | |
| iShares U.S. Oil Equipment & Services ETF | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.57% | 14.65% | (3.56%) | |
| Performance Inception Date | May 01, 2006 | |||
| iShares U.S. Oil Equipment & Services ETF | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 7.05% | 14.29% | (3.96%) | |
| iShares U.S. Oil Equipment & Services ETF | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 4.79% | 11.77% | (2.61%) |