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REVENUE RECOGNITION, Remaining Performance Obligation (Details) - Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01 | Dec. 31, 2023
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Tariff Revenue [Member] |
Remaining Performance Obligation [Abstract] |
Expected timing of satisfaction for remaining performance obligation | 3 months
Wastewater Inspection Revenue [Member] |
Remaining Performance Obligation [Abstract] |
Expected timing of satisfaction for remaining performance obligation | 3 months
Contract Services Revenue [Member] |
Remaining Performance Obligation [Abstract] |
Expected timing of satisfaction for remaining performance obligation | 6 years
SLP Plan Revenue [Member] |
Remaining Performance Obligation [Abstract] |
Expected timing of satisfaction for remaining performance obligation | 1 year

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- References No definition available. + Details
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- Definition Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b)(1) -SubTopic 10 -Topic 606 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479806/606-10-50-13 + Details
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