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Schedule I - Short-Term Notes Receivable from Related Parties (Details) - WEC Energy Group - USD ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Notes to parent company financial statements |  |
Short-term notes receivable from related parties | $ 29.0 | $ 110.8
UMERC |  |
Notes to parent company financial statements |  |
Short-term notes receivable from related parties | 22.0 | 30.7
Bluewater |  |
Notes to parent company financial statements |  |
Short-term notes receivable from related parties | 7.0 | 0.0
Integrys |  |
Notes to parent company financial statements |  |
Short-term notes receivable from related parties | 0.0 | 68.1
Wispark |  |
Notes to parent company financial statements |  |
Short-term notes receivable from related parties | $ 0.0 | $ 12.0

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