Investor A C and Institutional [Member] Expense Example - Investor A, C and Institutional - BlackRock Advantage CoreAlpha Bond Fund |
Dec. 31, 2025
USD ($)
|
|---|---|
| Investor A Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 453 |
| Expense Example, with Redemption, 3 Years | 568 |
| Expense Example, with Redemption, 5 Years | 694 |
| Expense Example, with Redemption, 10 Years | 1,061 |
| Investor C Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 231 |
| Expense Example, with Redemption, 3 Years | 411 |
| Expense Example, with Redemption, 5 Years | 712 |
| Expense Example, with Redemption, 10 Years | 1,360 |
| Institutional Shares | |
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | 30 |
| Expense Example, with Redemption, 3 Years | 95 |
| Expense Example, with Redemption, 5 Years | 168 |
| Expense Example, with Redemption, 10 Years | $ 380 |