v3.26.3
Investor A C and Institutional [Member] Expense Example - Investor A, C and Institutional - BlackRock Advantage Small Cap Core Fund
May 31, 2026
USD ($)
Institutional Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 51
Expense Example, with Redemption, 3 Years 178
Expense Example, with Redemption, 5 Years 316
Expense Example, with Redemption, 10 Years 718
Investor A Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 598
Expense Example, with Redemption, 3 Years 787
Expense Example, with Redemption, 5 Years 992
Expense Example, with Redemption, 10 Years 1,582
Investor C Shares  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 253
Expense Example, with Redemption, 3 Years 512
Expense Example, with Redemption, 5 Years 896
Expense Example, with Redemption, 10 Years $ 1,770