Plant Purchase Agreement	9 Months Ended
Sep. 30, 2023
Business Combination and Asset Acquisition [Abstract]
Plant Purchase Agreement	Plant Purchase Agreement. On August 22, 2023, we signed a membership interest purchase agreement with Mackinaw Power, LLC to purchase Walton County Power, LLC, owner of the Walton County Power Plant. The Walton facility consists of three natural gas-fired combustion turbine electric generating units with a combined nominal capacity of 465 megawatts located in Walton County, Georgia. The acquisition is subject to customary closing conditions and certain regulatory approvals and is expected to close in the second quarter of 2024.

The entire disclosure for a business combination (or series of individually immaterial business combinations) completed during the period, including background, timing, and recognized assets and liabilities. The disclosure may include leverage buyout transactions (as applicable).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479907/805-20-50-5

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 805
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//805/tableOfContent

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