v3.25.2
Investor A C And Institutional [Member] Expense Example - Investor A, C and Institutional - BLACKROCK TACTICAL OPPORTUNITIES FUND
Apr. 30, 2025
USD ($)
INSTITUTIONAL  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 79
Expense Example, with Redemption, 3 Years 246
Expense Example, with Redemption, 5 Years 428
Expense Example, with Redemption, 10 Years 954
INVESTOR A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 627
Expense Example, with Redemption, 3 Years 847
Expense Example, with Redemption, 5 Years 1,083
Expense Example, with Redemption, 10 Years 1,761
INVESTOR C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 280
Expense Example, with Redemption, 3 Years 557
Expense Example, with Redemption, 5 Years 959
Expense Example, with Redemption, 10 Years $ 1,899