S000095480 [Member] Expense Example - Nuveen International Aggregate Bond ETF - Nuveen International Aggregate Bond ETF |
Dec. 31, 2025
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, with Redemption, 1 Year | $ 8 |
| Expense Example, with Redemption, 3 Years | $ 26 |