v3.25.2
S000093503 [Member] Expense Example - NT 1-30 Year Tax-Exempt Ladder ETF - NT 1-30 Year Tax-Exempt Ladder ETF
Aug. 05, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 18
Expense Example, with Redemption, 3 Years $ 58