S000016632 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Bloomberg Municipal Bond Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 4.25% | 0.80% | 2.34% |
| Bloomberg New Jersey Municipal Bond Index (reflects no deduction for fees, expenses or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 4.61% | 1.41% | 3.24% |
| Class A | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (0.38%) | 0.46% | 1.91% |
| Class A | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | (0.38%) | 0.46% | 1.90% |
| Class A | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.02% | 1.00% | 2.17% |
| Class C | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 1.93% | 0.79% | 1.79% |
| Class I | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 3.72% | 1.56% | 2.56% |