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Property, Plant and Equipment (Narrative) (Details) | Sep. 30, 2023
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WPL [Member] | West Riverside Energy Center [Member] |
Property, Plant and Equipment [Line Items] |
Ownership interest, percent | 73.80%

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- Definition The proportionate share of interest (percent) in a jointly owned utility plant. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 980 -SubTopic 360 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 10.C) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479960/980-360-S99-1 + Details
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- Details
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- Details
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