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v3.25.2

REGULATORY PROCEEDINGS (Details) $ in Millions |  |  | 3 Months Ended | 6 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 03, 2025 USD ($) | Jun. 12, 2024 USD ($) | Jun. 30, 2025 USD ($) Application | Jun. 30, 2025 USD ($) Application | Apr. 04, 2025 USD ($) | Dec. 18, 2024 | Jul. 01, 2024 | Nov. 28, 2023 USD ($) | Apr. 28, 2023 USD ($)
Rate Proceedings [Abstract] |  |  |  |  |  |  |  |  |
Annual revenue performance obligation (in Dollars) |  | $ 11.2 |  |  | $ 10.8 |  |  | $ 10.8 | $ 16.7
Percentage of revenue increase requested for new rates | 2.88% | 15.20% |  |  | 12.41% |  |  | 14.60% | 22.70%
Percentage of distribution system infrastructure charge |  |  |  |  | 1.66% |  |  | 7.50% |
Percentage of return on common equity |  | 9.50% |  |  |  |  |  |  |
Overall rate of return on rate base |  | 6.75% |  |  |  |  |  |  |
Incremental increase in rate |  |  |  |  | 10.75% |  |  |  |
Additional revenue from temporary incremental increase in rates (in Dollars) | $ 2.5 |  |  |  |  |  |  |  |
Percentage of temporary incremental increase in rate | 1.22% |  |  |  |  |  |  |  |
Number of applications (in Application) | Application |  |  | 2 | 2 |  |  |  |  |
Cumulative DSIC Rate |  |  |  |  |  | 1.66% | 0.34% |  |
Artesian Water [Member] |  |  |  |  |  |  |  |  |
Rate Proceedings [Abstract] |  |  |  |  |  |  |  |  |
Revenue earned in DSIC rate increases (in Dollars) |  |  | $ 0.2 | $ 0.5 |  |  |  |  |
Delaware [Member] |  |  |  |  |  |  |  |  |
Rate Proceedings [Abstract] |  |  |  |  |  |  |  |  |
Percentage of gross water sales |  |  |  | 15.00% |  |  |  |  |
Period to complete rate case by law |  |  |  | 7 months |  |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |
Rate Proceedings [Abstract] |  |  |  |  |  |  |  |  |
Percentage of gross water sales in temporary rate increase placed into effect until new rates approved | 0.00% |  |  |  |  |  |  |  |
Maximum [Member] | Delaware [Member] |  |  |  |  |  |  |  |  |
Rate Proceedings [Abstract] |  |  |  |  |  |  |  |  |
Temporary annual rate increase subject to 15% gross water sales limitation (in Dollars) |  |  |  | $ 2.5 |  |  |  |  |
Percentage of rate relief allowed should a rate case not complete |  |  |  | 15.00% |  |  |  |  |
Distribution System Improvement Charge rate increase applied between base rate filings |  |  |  | 7.50% |  |  |  |  |
Distribution System Improvement Charge rate increase within a 12-month period |  |  |  | 5.00% |  |  |  |  |

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