v3.26.1
S000022498 [Member] Annual Fund Operating Expenses - iShares Global Clean Energy ETF - iShares Global Clean Energy ETF
Apr. 30, 2026
 [1]
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.37%
Other Expenses (as a percentage of Assets): 0.01%
Expenses (as a percentage of Assets) 0.38%
[1] Operating expenses paid by BFA under the Investment Advisory Agreement exclude acquired fund fees and expenses, if any.