Nuveen High Yield Municipal Income ETF [Member] Annual Fund Operating Expenses - Nuveen High Yield Municipal Income ETF - Nuveen High Yield Municipal Income ETF |
Mar. 31, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Management Fees (as a percentage of Assets) | 0.35% |
| Distribution and Service (12b-1) Fees | 0.00% |
| Other Expenses (as a percentage of Assets): | 0.00% |
| Expenses (as a percentage of Assets) | 0.35% |