Shareholder Report, Line Graph (Details) - USD ($) |
2 Months Ended | 12 Months Ended | 14 Months Ended | 24 Months Ended | 26 Months Ended | 36 Months Ended | 38 Months Ended | 48 Months Ended | 50 Months Ended | 60 Months Ended | 62 Months Ended | 72 Months Ended | 74 Months Ended | 84 Months Ended | 86 Months Ended | 96 Months Ended | 98 Months Ended | 108 Months Ended | 120 Months Ended | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 27, 2017 |
Aug. 31, 2015 |
Aug. 31, 2017 |
Aug. 31, 2025 |
Aug. 31, 2016 |
Aug. 31, 2018 |
Aug. 31, 2017 |
Aug. 31, 2019 |
Aug. 31, 2018 |
Aug. 31, 2020 |
Aug. 31, 2019 |
Aug. 31, 2021 |
Aug. 31, 2020 |
Aug. 31, 2022 |
Aug. 31, 2021 |
Aug. 31, 2023 |
Aug. 31, 2022 |
Aug. 31, 2024 |
Aug. 31, 2023 |
Aug. 31, 2025 |
Aug. 31, 2024 |
Aug. 31, 2025 |
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| PGIM MUNI HIGH INCOME FUND - CLASS A [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Class A with sales charges | |||||||||||||||||||||
| Accumulated Value | $ 9,674.64 | $ 10,571.10 | $ 10,657.98 | $ 10,954.59 | $ 11,880.43 | $ 12,002.65 | $ 12,958.80 | $ 11,443.20 | $ 11,546.58 | $ 12,740.22 | $ 12,577.70 | |||||||||||
| PGIM MUNI HIGH INCOME FUND - CLASS C [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Class C with sales charges | |||||||||||||||||||||
| Accumulated Value | 10,000.00 | 10,846.70 | 10,846.76 | 11,064.74 | 11,910.67 | 11,942.98 | 12,795.26 | 11,210.96 | 11,223.67 | 12,283.89 | 12,027.29 | |||||||||||
| PGIM MUNI HIGH INCOME FUND - CLASS Z [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Class Z | |||||||||||||||||||||
| Accumulated Value | 10,000.00 | 10,958.16 | 11,080.32 | 11,405.00 | 12,396.76 | 12,552.31 | 13,583.65 | 12,018.70 | 12,154.89 | 13,457.37 | 13,315.46 | |||||||||||
| PGIM MUNI HIGH INCOME FUND - CLASS R6 [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Class R6 | |||||||||||||||||||||
| Accumulated Value | $ 10,000.00 | $ 10,149.24 | $ 10,472.52 | $ 11,387.03 | $ 11,536.05 | $ 12,494.16 | $ 11,066.25 | $ 11,202.08 | $ 12,412.73 | $ 12,293.39 | ||||||||||||
| Bloomberg Municipal Bond Index [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Bloomberg Municipal Bond Index | |||||||||||||||||||||
| Accumulated Value | 10,000 | 10,000 | 10,157.676710418218 | 10,687.816483531351 | 10,207.21231412696 | 10,782.240819099794 | 11,097.283390745493 | 10,834.822213796017 | 11,456.329307123086 | 11,779.621006651209 | 11,845.375659537183 | 12,160.74354538361 | 10,822.831727188022 | 12,573.711154130084 | 11,007.282082576898 | 11,488.294159573661 | 11,677.495312416722 | 11,684.08579654628 | 11,686.478001116713 | 12,395.508363959549 | 12,405.043370391386 | |
| Bloomberg Municipal High Yield Bond Index [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Bloomberg Municipal High Yield Bond Index | |||||||||||||||||||||
| Accumulated Value | 10,000 | 10,000 | 10,204.367802383455 | 11,337.830051183448 | 10,838.057163317617 | 11,593.058333062889 | 11,900.769735661621 | 12,312.985120162346 | 12,015.335043852348 | 13,520.319967460355 | 13,478.131153377366 | 13,650.476222754309 | 12,121.844978779456 | 15,312.341117818163 | 12,185.094576009107 | 13,771.480866312168 | 13,693.239453356553 | 13,843.337965588305 | 13,488.573303821024 | 15,556.723045035866 | 15,324.204318122223 | |
| Bloomberg Municipal Bond Index (50%) / Bloomberg Municipal High Yield Bond Index (50%) [Member] | ||||||||||||||||||||||
| Account Value [Line Items] | ||||||||||||||||||||||
| Line Graph and Table Measure Name | Bloomberg Municipal Bond Index (50%) / Bloomberg Municipal High Yield Bond Index (50%) | |||||||||||||||||||||
| Accumulated Value | $ 10,000 | $ 10,000 | $ 10,180.98451291586 | $ 11,009.254432614453 | $ 10,518.478415915031 | $ 11,182.873575801123 | $ 11,492.941708537193 | $ 11,553.579537003146 | $ 11,745.338987669869 | $ 12,623.937692624333 | $ 12,650.421964466155 | $ 12,901.17285193886 | $ 11,468.196628381002 | $ 13,895.323122208136 | $ 11,597.720172846548 | $ 12,596.757501685173 | $ 12,664.434500884798 | $ 12,739.027183071126 | $ 12,574.721705423626 | $ 13,910.714602575013 | $ 13,812.173361450321 | |