S000107711 [Member] Investment Objectives and Goals - NORTHERN TRUST 2031 TAX-EXEMPT DISTRIBUTING LADDER ETF |
Aug. 21, 2026 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | NORTHERN TRUST 2031 TAX-EXEMPT DISTRIBUTING LADDER ETF |
| Objective [Heading] | INVESTMENT OBJECTIVE |
| Objective, Primary [Text Block] | The Fund seeks to provide periodic distributions consisting of income exempt from regular federal income tax and/or principal through 2031.
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