S000022498 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | 210 Months Ended | ||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|||
| S&P Global Broad Market Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends) | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | [1] | 21.96% | 10.50% | 11.28% | ||
| S&P Global Clean Energy Transition Index (Net) (Returns do not reflect deductions for fees, expenses or taxes except for withholding taxes on reinvested dividends) | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | [1] | 46.81% | (8.79%) | 7.13% | ||
| iShares Global Clean Energy ETF | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 46.59% | (8.95%) | 7.23% | |||
| Performance Inception Date | Jun. 24, 2008 | |||||
| iShares Global Clean Energy ETF | After Taxes on Distributions | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 45.99% | (9.21%) | 6.77% | |||
| iShares Global Clean Energy ETF | After Taxes on Distributions and Sales | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 27.97% | (6.47%) | 5.75% | |||
| ||||||