S000004334 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended | 254 Months Ended |
|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
|
| S&P Total Market Index (Returns do not reflect deductions for fees, expenses or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 23.87% | 13.78% | 12.48% | |
| Dow Jones U.S. Select Dividend Index (Returns do not reflect deductions for fees, expenses or taxes) | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 16.62% | 8.86% | 9.38% | |
| iShares Select Dividend ETF | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 16.19% | 8.43% | 8.95% | |
| Performance Inception Date | Nov. 03, 2003 | |||
| iShares Select Dividend ETF | After Taxes on Distributions | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 15.17% | 7.47% | 8.04% | |
| iShares Select Dividend ETF | After Taxes on Distributions and Sales | ||||
| Prospectus [Line Items] | ||||
| Average Annual Return, Percent | 10.27% | 6.47% | 7.09% |