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Significant Accounting Policies, Allowance for Funds Used During Construction (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Allowance for Funds Used During Construction [Abstract] |  |
PPUC approved rate for AFUDC | 10.04% | 10.04%

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- Definition Effective rate, including composite rate, of cost of financing additions to qualifying regulated assets, commonly called allowance for funds used during construction. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501662&loc=d3e56162-110433 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 980 -SubTopic 835 -Section 25 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6501569&loc=d3e55921-110430 + Details
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- References No definition available. + Details
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