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S000018146 [Member] Annual Fund Operating Expenses - iShares International Developed Real Estate ETF - iShares International Developed Real Estate ETF
Apr. 30, 2026
 [1],[2]
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.48%
Other Expenses (as a percentage of Assets): 0.02%
Expenses (as a percentage of Assets) 0.50%
[1] Operating expenses paid by BFA under the Investment Advisory Agreement exclude acquired fund fees and expenses, if any.
[2] Professional fees for foreign withholding tax claims that occurred during the most recent fiscal year have been restated to reflect expected fees in the current year.