Investor A C Institutional and Class R [Member] Annual Fund Operating Expenses - Investor A, C, Institutional and Class R - BLACKROCK ADVANTAGE INTERNATIONAL FUND |
May 31, 2026 |
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|---|---|---|---|---|---|---|
| Prospectus [Line Items] | ||||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | June 30, 2028 | |||||
| Institutional Shares | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.41% | [1] | ||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||
| Other Expenses (as a percentage of Assets): | 0.20% | |||||
| Expenses (as a percentage of Assets) | 0.61% | |||||
| Fee Waiver or Reimbursement | (0.11%) | [1],[2] | ||||
| Net Expenses (as a percentage of Assets) | 0.50% | [1],[2] | ||||
| Investor A Shares | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.41% | [1] | ||||
| Distribution and Service (12b-1) Fees | 0.25% | |||||
| Other Expenses (as a percentage of Assets): | 0.23% | |||||
| Expenses (as a percentage of Assets) | 0.89% | |||||
| Fee Waiver or Reimbursement | (0.14%) | [1],[2] | ||||
| Net Expenses (as a percentage of Assets) | 0.75% | [1],[2] | ||||
| Investor C Shares | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.41% | [1] | ||||
| Distribution and Service (12b-1) Fees | 1.00% | |||||
| Other Expenses (as a percentage of Assets): | 0.31% | |||||
| Expenses (as a percentage of Assets) | 1.72% | |||||
| Fee Waiver or Reimbursement | (0.22%) | [1],[2] | ||||
| Net Expenses (as a percentage of Assets) | 1.50% | [1],[2] | ||||
| Class R Shares | ||||||
| Prospectus [Line Items] | ||||||
| Management Fees (as a percentage of Assets) | 0.41% | [1] | ||||
| Distribution and Service (12b-1) Fees | 0.50% | |||||
| Other Expenses (as a percentage of Assets): | 0.32% | |||||
| Expenses (as a percentage of Assets) | 1.23% | |||||
| Fee Waiver or Reimbursement | (0.23%) | [1],[2] | ||||
| Net Expenses (as a percentage of Assets) | 1.00% | [1],[2] | ||||
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