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Schedule I Statement of Comprehensive Income - Taxes (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Statements of comprehensive income |  |  |
Net income attributed to common shareholders | $ 1,408.1 | $ 1,300.3 | $ 1,199.9
WEC Energy Group |  |  |
Statements of comprehensive income |  |  |
Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent | 1,404.5 | 1,303.9 | 1,197.2
Net income attributed to common shareholders | 1,408.1 | 1,300.3 | 1,199.9
WEC Energy Group | Cash flow hedges |  |  |
Statements of comprehensive income |  |  |
Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent | $ 0.0 | $ 0.2 | $ (1.6)

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