Investor A C and Institutional [Member] Annual Fund Operating Expenses - Investor A, C and Institutional - BlackRock Commodity Strategies Fund |
May 31, 2025 |
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|---|---|---|---|---|---|---|---|---|
| Prospectus [Line Items] | ||||||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | June 30, 2027 | |||||||
| Investor A Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.62% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.25% | |||||||
| Component1 Other Expenses | 0.27% | |||||||
| Component2 Other Expenses | [2] | |||||||
| Other Expenses (as a percentage of Assets): | 0.27% | [2] | ||||||
| Expenses (as a percentage of Assets) | 1.14% | |||||||
| Fee Waiver or Reimbursement | (0.17%) | [1],[3] | ||||||
| Net Expenses (as a percentage of Assets) | 0.97% | [1],[3] | ||||||
| Investor C Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.62% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 1.00% | |||||||
| Component1 Other Expenses | 0.26% | |||||||
| Component2 Other Expenses | [2] | |||||||
| Other Expenses (as a percentage of Assets): | 0.26% | [2] | ||||||
| Expenses (as a percentage of Assets) | 1.88% | |||||||
| Fee Waiver or Reimbursement | (0.16%) | [1],[3] | ||||||
| Net Expenses (as a percentage of Assets) | 1.72% | [1],[3] | ||||||
| Institutional Shares | ||||||||
| Prospectus [Line Items] | ||||||||
| Management Fees (as a percentage of Assets) | 0.62% | [1] | ||||||
| Distribution and Service (12b-1) Fees | 0.00% | |||||||
| Component1 Other Expenses | 0.25% | |||||||
| Component2 Other Expenses | [2] | |||||||
| Other Expenses (as a percentage of Assets): | 0.25% | [2] | ||||||
| Expenses (as a percentage of Assets) | 0.87% | |||||||
| Fee Waiver or Reimbursement | (0.15%) | [1],[3] | ||||||
| Net Expenses (as a percentage of Assets) | 0.72% | [1],[3] | ||||||
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