v3.26.1
S000058036 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 102 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Bloomberg U.S. Universal Index (Returns do not reflect deductions for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 7.58% 0.06% 2.12%
Bloomberg MSCI US Corporate 1-5 Year ESG Focus Index (Returns do not reflect deductions for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 6.84% 2.25% 2.99%
iShares ESG Aware 1-5 Year USD Corporate Bond ETF      
Prospectus [Line Items]      
Average Annual Return, Percent 6.72% 2.12% 2.79%
Performance Inception Date     Jul. 11, 2017
iShares ESG Aware 1-5 Year USD Corporate Bond ETF | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 4.81% 0.95% 1.68%
iShares ESG Aware 1-5 Year USD Corporate Bond ETF | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 3.95% 1.11% 1.66%