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BUSINESS COMBINATIONS (Details) $ in Thousands |  |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | --- | ---
May 26, 2022 USD ($) Installment | Jan. 14, 2022 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($) | Jun. 30, 2022 USD ($) | Jun. 30, 2021 USD ($)
Business Combinations [Abstract] |  |  |  |  |  |
Consideration transferred |  |  |  |  | $ 6,341 | $ 0
Amount of purchase price paid |  |  |  |  | 6,621 | 0
Revenue from acquisition |  |  | $ 25,011 | $ 22,469 | 47,198 | 43,113
Remaining purchase price |  |  | 1,569 | 0 | 1,569 | 0
Preliminary purchase price allocation [Abstract] |  |  |  |  |  |
Utility plant |  |  | 28,335 | 0 | 28,335 | 0
Cash |  |  | 280 | 0 | 280 | 0
Other assets |  |  | 3,580 | 0 | 3,580 | 0
Total assets |  |  | 32,195 | 0 | 32,195 | 0
Less: Liabilities and contributions in aid of construction (CIAC) [Abstract] |  |  |  |  |  |
Liabilities |  |  | 3,536 | 0 | 3,536 | 0
CIAC |  |  | 20,469 | $ 0 | 20,469 | $ 0
Utility Plant [Member] |  |  |  |  |  |
Less: Liabilities and contributions in aid of construction (CIAC) [Abstract] |  |  |  |  |  |
CIAC | $ 3,800 |  |  |  |  |
Net cash paid for acquisitions | 8,900 |  |  |  |  |
Tidewater Environmental Services Inc [Member] |  |  |  |  |  |
Business Combinations [Abstract] |  |  |  |  |  |
Consideration transferred |  | $ 6,400 |  |  |  |
Note forgiven |  | 2,100 |  |  |  |
Amount of purchase price paid |  | $ 3,100 |  |  |  |
Revenue from acquisition |  |  | 700 |  | 1,400 |
Pro forma revenue |  |  | 700 |  | 1,400 |
Preliminary purchase price allocation [Abstract] |  |  |  |  |  |
Utility plant |  |  | 19,455 |  | 19,455 |
Cash |  |  | 280 |  | 280 |
Other assets |  |  | 3,580 |  | 3,580 |
Total assets |  |  | 23,315 |  | 23,315 |
Less: Liabilities and contributions in aid of construction (CIAC) [Abstract] |  |  |  |  |  |
Liabilities |  |  | 3,536 |  | 3,536 |
CIAC |  |  | 16,657 |  | 16,657 |
Net cash paid for acquisitions |  |  | $ 3,122 |  | $ 3,122 |
Clayton [Member] |  |  |  |  |  |
Business Combinations [Abstract] |  |  |  |  |  |
Amount of purchase price paid | 3,400 |  |  |  |  |
Remaining purchase price | $ 1,600 |  |  |  |  |
Number of installments | Installment | 5 |  |  |  |  |
Interest rate | 2.00% |  |  |  |  |
Less: Liabilities and contributions in aid of construction (CIAC) [Abstract] |  |  |  |  |  |
Net cash paid for acquisitions | $ 5,000 |  |  |  |  |

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