Expense Example - iShares Technology Opportunities Active ETF - iShares Technology Opportunities Active ETF	Apr. 30, 2026 USD ($)
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 77
Expense Example, with Redemption, 3 Years	244
Expense Example, with Redemption, 5 Years	426
Expense Example, with Redemption, 10 Years	$ 952

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