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v3.25.3

Revenue (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) Municipality | Sep. 30, 2024 USD ($)
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | $ 20,246 | $ 19,601 | $ 57,671 | $ 55,751
Rents from regulated property | 115 | 114 | 345 | 342
Total operating revenue | 20,361 | 19,715 | $ 58,016 | 56,093
Utility Service [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Number of days for customer to make payment after being invoiced |  |  | 20 days |
Water Utility Service [Member] | Residential [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 11,343 | 10,887 | $ 32,219 | 31,153
Water Utility Service [Member] | Commercial and Industrial [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 5,592 | 5,527 | 15,742 | 15,292
Water Utility Service [Member] | Fire Protection [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 1,240 | 1,156 | 3,644 | 3,360
Wastewater Utility Service [Member] | Residential [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 1,695 | 1,578 | 4,891 | 4,554
Wastewater Utility Service [Member] | Commercial and Industrial [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 334 | 301 | 1,028 | 969
Billing and Revenue Collection Services [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 18 | 121 | $ 61 | 373
Number of municipalities within the service territory provided service | Municipality |  |  | 2 |
Number of days for customer to make payment after being invoiced |  |  | 30 days |
Collection Services [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | 9 | 25 | $ 42 | 28
Number of days for customer to make payment after being invoiced |  |  | 30 days |
Other Revenue [Member] |  |  |  |
Revenue [Abstract] |  |  |  |
Revenue from contracts with customers | $ 15 | $ 6 | $ 44 | $ 22

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