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Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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Assets Held for Sale and Disposition (Narrative) (Details)	1 Months Ended	3 Months Ended
	Oct. 31, 2020 USD ($)	Dec. 31, 2022 USD ($) customer	Dec. 31, 2021
West Virginia [Member]
Discontinued Operations And Other Dispositions [Line Items]
Number of customers \| customer		13,000
West Virginia [Member] \| Disposal Group, Not Discontinued Operations [Member]
Discontinued Operations And Other Dispositions [Line Items]
Total purchase price		$ 37,000
Joint Venture [Member]
Discontinued Operations And Other Dispositions [Line Items]
Joint venture ownership percentage			49.00%
Joint Venture [Member] \| Disposal Group, Not Discontinued Operations [Member]
Discontinued Operations And Other Dispositions [Line Items]
Joint venture ownership percentage	49.00%
Gain (loss) on sale	$ 3,700,000