Services [Member] Average Annual Total Returns - Service |
12 Months Ended | 60 Months Ended | 120 Months Ended | |||
|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
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| Bloomberg Municipal Bond Index (Reflects no deduction for fees, expenses or taxes) | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 1.05% | 0.99% | 2.25% | |||
| New Jersey Customized Reference Benchmark (Reflects no deduction for fees, expenses or taxes) | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 1.54% | 1.66% | [1] | |||
| Service Shares | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 1.18% | 0.86% | 2.20% | |||
| Service Shares | After Taxes on Distributions | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 1.18% | 0.86% | 2.19% | |||
| Service Shares | After Taxes on Distributions and Sales | ||||||
| Prospectus [Line Items] | ||||||
| Average Annual Return, Percent | 2.06% | 1.35% | 2.42% | |||
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