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Acquisitions (Details) $ in Thousands |  |  | 9 Months Ended |
--- | --- | --- | --- | ---
Sep. 14, 2020 USD ($) Customer | Apr. 09, 2020 USD ($) Customer | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2019 USD ($)
Acquisitions [Abstract] |  |  |  |  |
Purchase price |  |  | $ 1,158 | $ 2,088 |
Acquisition adjustment |  |  | $ (2,973) |  | $ (3,318)
Wastewater Collection and Treatment Assets of Felton Borough [Member] |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |
Number of customers acquired | Customer |  | 130 |  |  |
Purchase price |  | $ 914 |  |  |
Acquisition adjustment |  | $ 295 |  |  |
Wastewater Collection and Treatment Assets of Letterkenny Township Municipal Authority [Member] |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |
Number of customers acquired | Customer | 180 |  |  |  |
Purchase price | $ 244 |  |  |  |

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- Definition The cash outflow for the purchase of waste water systems which includes the waste treatment and disposal facility and equipment to households and industry. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585 + Details
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