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Revenue (Tables) | 3 Months Ended
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Mar. 31, 2025
Revenue [Abstract] |
Revenues Disaggregated by Service and Customer Type | The following table shows the Company’s revenues disaggregated by service and customer type.
|  | Three Months Ended March 31 |
|  | 2025 |  |  | 2024 |
Water utility service: |  |  |  |  |  |
Residential |  | $ | 10,250 |  |  | $ | 9,844 |
Commercial and industrial |  |  | 4,936 |  |  |  | 4,656 |
Fire protection |  |  | 1,190 |  |  |  | 1,081 |
Wastewater utility service: |  |  |  |  |  |  |  |
Residential |  |  | 1,582 |  |  |  | 1,474 |
Commercial and industrial |  |  | 345 |  |  |  | 316 |
Billing and revenue collection services |  |  | 26 |  |  |  | 130 |
Collection services |  |  | 3 |  |  |  | 6 |
Other revenue |  |  | 10 |  |  |  | 7 |
Total Revenue from Contracts with Customers |  |  | 18,342 |  |  |  | 17,514 |
Rents from regulated property |  |  | 114 |  |  |  | 114 |
Total Operating Revenue |  | $ | 18,456 |  |  | $ | 17,628 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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