S000004317 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | 263 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% | |
| iShares Core S&P Total U.S. Stock Market ETF | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 17.02% | 13.07% | 14.21% | |
| Performance Inception Date | Jan. 20, 2004 | |||
| iShares Core S&P Total U.S. Stock Market ETF | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 16.67% | 12.67% | 13.74% | |
| iShares Core S&P Total U.S. Stock Market ETF | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 10.27% | 10.36% | 11.81% |