Investor A C and Institutional [Member] Annual Fund Operating Expenses - Investor A, C and Institutional - BlackRock Commodity Strategies Fund |
May 31, 2026 |
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|---|---|---|---|---|---|---|---|---|---|---|
| Prospectus [Line Items] | ||||||||||
| Fee Waiver or Reimbursement over Assets, Date of Termination | June 30, 2028 | |||||||||
| 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 | 0.00% | [2] | ||||||||
| Component2 Other Expenses | 0.25% | [3] | ||||||||
| Component3 Other Expenses | 0.03% | |||||||||
| Other Expenses (as a percentage of Assets): | 0.28% | [2] | ||||||||
| Expenses (as a percentage of Assets) | 1.15% | [3] | ||||||||
| Fee Waiver or Reimbursement | (0.15%) | [1],[4] | ||||||||
| Net Expenses (as a percentage of Assets) | 1.00% | [1],[4] | ||||||||
| 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 | 0.00% | [2] | ||||||||
| Component2 Other Expenses | 0.24% | [3] | ||||||||
| Component3 Other Expenses | 0.03% | |||||||||
| Other Expenses (as a percentage of Assets): | 0.27% | [2] | ||||||||
| Expenses (as a percentage of Assets) | 1.89% | [3] | ||||||||
| Fee Waiver or Reimbursement | (0.14%) | [1],[4] | ||||||||
| Net Expenses (as a percentage of Assets) | 1.75% | [1],[4] | ||||||||
| 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 | 0.00% | [2] | ||||||||
| Component2 Other Expenses | 0.24% | [3] | ||||||||
| Component3 Other Expenses | 0.03% | |||||||||
| Other Expenses (as a percentage of Assets): | 0.27% | [2] | ||||||||
| Expenses (as a percentage of Assets) | 0.89% | [3] | ||||||||
| Fee Waiver or Reimbursement | (0.14%) | [1],[4] | ||||||||
| Net Expenses (as a percentage of Assets) | 0.75% | [1],[4] | ||||||||
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