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v3.25.3

REVENUE RECOGNITION - Disaggregation of Revenues (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | $ 30,491 | $ 29,142 | $ 84,926 | $ 81,102
Other Operating Revenue not in scope of ASC 606 | 540 | 421 | 1,605 | 1,197
Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 27,803 | 26,876 | 77,103 | 74,430
Non-Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 2,148 | 1,845 | 6,218 | 5,475
Consumption Charges [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 17,131 | 16,747 | 45,607 | 44,232
Fixed Fees [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 9,725 | 9,156 | 28,325 | 27,578
Service Charges [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 186 | 186 | 544 | 565
DSIC [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 0 | 67 | 534 | 67
Metered Wastewater Services [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 229 | 253 | 629 | 598
Industrial Wastewater Services [Member] | Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 532 | 467 | 1,464 | 1,390
Service Line Protection Plans [Member] | Non-Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 1,643 | 1,468 | 4,889 | 4,323
Contract Operations [Member] | Non-Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 255 | 255 | 757 | 760
Design and Installation [Member] | Non-Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | 4 | 2 | 11 | 61
Inspection Fees [Member] | Non-Tariff Revenue [Member] |  |  |  |
REVENUE RECOGNITION [Abstract] |  |  |  |
Revenues | $ 246 | $ 120 | $ 561 | $ 331

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