Acquisitions	12 Months Ended
Dec. 31, 2020
Acquisitions [Abstract]
Acquisitions	2. Acquisitions On August 29, 2019, the Company completed the acquisition of the wastewater collection assets of the Jacobus Borough Sewer Authority in York County, Pennsylvania. The Company began operating the existing collection facilities on August 30, 2019. The acquisition resulted in the addition of approximately 700 wastewater customers with purchase price and acquisition cost of approximately $2,112, which is less than the depreciated original cost of the assets. The Company recorded a negative acquisition adjustment of approximately $271 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results. On April 9, 2020, the Company completed the acquisition of the wastewater collection and treatment assets of Felton Borough in York County, Pennsylvania. The Company began operating the existing collection and treatment facilities on April 16, 2020. The acquisition resulted in the addition of approximately 130 wastewater customers with purchase price and acquisition costs of approximately $914, which is more than the depreciated original cost of the assets net of contributions in aid of construction. The Company recorded an acquisition adjustment of $295 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results. On September 14, 2020, the Company completed the acquisition of the wastewater collection and treatment assets and began operating the existing collection and treatment facilities of the Letterkenny Township Municipal Authority in Franklin County, Pennsylvania. The acquisition resulted in the addition of approximately 180 wastewater customers with purchase price and acquisition costs of approximately $262 which is less than the depreciated original cost of the assets. The Company recorded a negative acquisition adjustment of $751 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results.

2. Acquisitions

On August 29, 2019, the Company completed the acquisition of the wastewater collection assets of the Jacobus Borough Sewer Authority in York County, Pennsylvania. The Company began operating the existing collection facilities on August 30, 2019. The acquisition resulted in the addition of approximately 700 wastewater customers with purchase price and acquisition cost of approximately $2,112, which is less than the depreciated original cost of the assets. The Company recorded a negative acquisition adjustment of approximately $271 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results.

On April 9, 2020, the Company completed the acquisition of the wastewater collection and treatment assets of Felton Borough in York County, Pennsylvania. The Company began operating the existing collection and treatment facilities on April 16, 2020. The acquisition resulted in the addition of approximately 130 wastewater customers with purchase price and acquisition costs of approximately $914, which is more than the depreciated original cost of the assets net of contributions in aid of construction. The Company recorded an acquisition adjustment of $295 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results.

On September 14, 2020, the Company completed the acquisition of the wastewater collection and treatment assets and began operating the existing collection and treatment facilities of the Letterkenny Township Municipal Authority in Franklin County, Pennsylvania. The acquisition resulted in the addition of approximately 180 wastewater customers with purchase price and acquisition costs of approximately $262 which is less than the depreciated original cost of the assets. The Company recorded a negative acquisition adjustment of $751 and will seek approval from the PPUC to amortize the acquisition adjustment over the remaining life of the acquired assets. This acquisition is immaterial to Company results.