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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) Parenthetical - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021 | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | --- | --- | ---
Accounts Receivable, Allowance for Credit Loss | $ 2.2 | $ 2.4 |  |
Cash and cash equivalents | 4.9 | 0.0 | $ 0.0 | $ 1.1
OG&E [Member] |  |  |  |
Accounts Receivable, Allowance for Credit Loss | 2.2 | 2.4 |  |
Cash and cash equivalents | $ 4.9 | $ 0.0 | $ 0.0 | $ 0.0

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