S000022500 [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 |
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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 Timber & Forestry 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] | (3.83%) | (0.28%) | 5.87% | ||
| iShares Global Timber & Forestry ETF | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | (3.66%) | (0.12%) | 6.04% | |||
| Performance Inception Date | Jun. 24, 2008 | |||||
| iShares Global Timber & Forestry ETF | After Taxes on Distributions | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | (4.30%) | (0.60%) | 5.52% | |||
| iShares Global Timber & Forestry ETF | After Taxes on Distributions and Sales | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | (1.84%) | (0.11%) | 4.76% | |||
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