S000093501 [Member] Investment Objectives and Goals - NT Short-Term Tax-Exempt Bond ETF |
Aug. 05, 2025 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | NORTHERN TRUST SHORT-TERM TAX‑EXEMPT BOND ETF |
| Objective [Heading] | INVESTMENT OBJECTIVE |
| Objective, Primary [Text Block] | The Fund seeks investment results that correspond generally to the price and yield performance, before fees and expenses, of the ICE Short Term Focused Municipal Bond Index (the “Underlying Index”).
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