Average Annual Total Returns |
12 Months Ended | 13 Months Ended |
|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2024 |
|
| Bloomberg Municipal Bond Index [Member] | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 1.05% | 4.03% |
| Bloomberg 1-5 Year (Short) Municipal Bond Index [Member] | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 2.07% | 3.13% |
| Class - Macquarie Tax-Free USA Short Term ETF | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 2.52% | 3.83% |
| Class - Macquarie Tax-Free USA Short Term ETF | After Taxes on Distributions | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 2.52% | 3.84% |
| Class - Macquarie Tax-Free USA Short Term ETF | After Taxes on Distributions and Sales | ||
| Prospectus [Line Items] | ||
| Average Annual Return, Percent | 2.90% | 3.69% |