Investor A C and Institutional [Member] Expense Example, No Redemption - Investor A, C and Institutional - BLACKROCK HIGH EQUITY INCOME FUND - Investor C Shares	May 31, 2025 USD ($)
Prospectus [Line Items]
Expense Example, No Redemption, 1 Year	$ 188
Expense Example, No Redemption, 3 Years	607
Expense Example, No Redemption, 5 Years	1,051
Expense Example, No Redemption, 10 Years	$ 2,092