Guggenheim Municipal Income Fund Average Annual Total Returns - Class R6 Shares [Member] |
12 Months Ended | 60 Months Ended | 120 Months Ended | ||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
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| Bloomberg Municipal Bond Index(reflects no deduction for fees, expenses or taxes)[Member] | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | [1] | 4.25% | 0.80% | 2.34% | |
| Institutional Class | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 5.46% | 0.09% | 1.93% | ||
| Institutional Class | After Taxes on Distributions | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 4.08% | (1.16%) | 0.77% | ||
| Institutional Class | After Taxes on Distributions and Sales | |||||
| Prospectus [Line Items] | |||||
| Average Annual Return, Percent | 3.21% | (0.46%) | 0.98% | ||
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