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Other Commitments and Contingencies Other Commitments and Contingencies (Tables)
12 Months Ended
Dec. 31, 2025
Long-term Purchase Commitment [Line Items]  
Long-term Purchase Commitment [Table Text Block]
The total purchase obligations for natural gas, electric and propane supplies are as follows:
Year20262027-20282029-2030Beyond 2030Total
(in millions)
Purchase Obligations$90.0 $99.6 $65.8 $101.9 $357.3