S000004326 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | 301 Months Ended | ||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
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| 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 100 (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] | 27.16% | 16.69% | 15.36% | ||
| iShares Global 100 ETF | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 27.05% | 16.67% | 15.41% | |||
| Performance Inception Date | Dec. 05, 2000 | |||||
| iShares Global 100 ETF | After Taxes on Distributions | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 26.74% | 16.27% | 14.90% | |||
| iShares Global 100 ETF | After Taxes on Distributions and Sales | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 16.19% | 13.39% | 12.86% | |||
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