v3.26.1
S000097904 [Member] Annual Fund Operating Expenses - iShares Total USD Fixed Income Market ETF
Feb. 28, 2026
Prospectus [Line Items]  
Fee Waiver or Reimbursement over Assets, Date of Termination June 28, 2030
iShares Total USD Fixed Income Market ETF  
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.09% [1]
Other Expenses (as a percentage of Assets): 0.00% [1],[2]
Acquired Fund Fees and Expenses 0.01% [1],[2]
Expenses (as a percentage of Assets) 0.10% [1]
Fee Waiver or Reimbursement (0.01%) [1]
Net Expenses (as a percentage of Assets) 0.09% [1]
[1] Operating expenses paid by BFA under the Investment Advisory Agreement exclude Acquired Fund Fees and Expenses, if any.
[2] Based on estimated amounts for the current fiscal year.