v3.26.3
Investor A C and Institutional [Member] Expense Example - Investor A, C and Institutional - BLACKROCK HIGH EQUITY INCOME FUND
May 31, 2026
USD ($)
INSTITUTIONAL  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 88
Expense Example, with Redemption, 3 Years 307
Expense Example, with Redemption, 5 Years 543
Expense Example, with Redemption, 10 Years 1,223
INVESTOR A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 632
Expense Example, with Redemption, 3 Years 886
Expense Example, with Redemption, 5 Years 1,158
Expense Example, with Redemption, 10 Years 1,935
INVESTOR C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 289
Expense Example, with Redemption, 3 Years 608
Expense Example, with Redemption, 5 Years 1,052
Expense Example, with Redemption, 10 Years $ 2,098