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Rate Matters (Details) - PPUC [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Rate Request Filed on May 27, 2022 [Member] | Water [Member]
Rate Matters [Abstract]
Requested annual increase in rates			$ 18,854
Percentage increase in rates			33.80%
Rate Request Filed on May 27, 2022 [Member] | Wastewater [Member]
Rate Matters [Abstract]
Requested annual increase in rates			$ 1,457
Percentage increase in rates			35.00%
DSIC [Member]
Rate Matters [Abstract]
Distribution system improvement charge revenue	$ 661	$ 255	$ 1,623	$ 280
DSIC [Member] | Maximum [Member]
Rate Matters [Abstract]
Distribution system improvement charge percentage over base rate			5.00%
DSIC [Member] | Minimum [Member]
Rate Matters [Abstract]
Distribution system improvement charge percentage over base rate			0.00%

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Amount of public utility's requested rate increase (decrease) with regulatory agency.

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Percentage of public utility's requested rate increase (decrease) with regulatory agency.

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Percentage of the distribution system improvement charge (DSIC) over the base rate. The DSIC allows the Company to add a charge to customers' bills for qualified replacement costs of certain infrastructure without submitting a rate filing as permitted by the regulatory agency.

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Amount of the distribution system improvement charge (DSIC) revenue. The DSIC allows the Company to add a charge to customers' bills for qualified replacement costs of certain infrastructure without submitting a rate filing as permitted by the regulatory agency.

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