v3.26.1
Investor A C and Institutional [Member] Expense Example, No Redemption - Investor A, C and Institutional - BlackRock Advantage CoreAlpha Bond Fund - Investor C Shares
Dec. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 131
Expense Example, No Redemption, 3 Years 411
Expense Example, No Redemption, 5 Years 712
Expense Example, No Redemption, 10 Years $ 1,360