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CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($)
$ in Millions
Sep. 30, 2025
Dec. 31, 2024
Sep. 30, 2024
Current Assets:      
Cash and Cash Equivalents $ 14.6 $ 6.3 $ 6.3
Accounts Receivable, Net 63.6 75.0 56.0
Accrued Revenue 64.7 77.4 65.4
Exchange Gas Receivable 15.1 6.4 9.3
Refundable Taxes 0.0 1.5 3.8
Gas Inventory 1.3 1.1 1.1
Materials and Supplies 14.8 14.2 13.8
Prepayments and Other 9.4 6.9 6.9
Total Current Assets 183.5 188.8 162.6
Utility Plant:      
Electric 734.8 699.4 670.2
Gas 1,294.1 1,189.9 1,140.4
Common 74.2 69.0 67.7
Construction Work in Progress 121.6 92.9 136.3
Utility Plant 2,224.7 2,051.2 2,014.6
Less: Accumulated Depreciation 541.8 511.6 512.2
Net Utility Plant 1,682.9 1,539.6 1,502.4
Other Noncurrent Assets:      
Regulatory Assets 45.1 41.9 49.5
Operating Lease Right of Use Assets 6.8 6.7 4.6
Goodwill 1.6 0.0 0.0
Other Assets 24.8 17.5 18.0
Total Other Noncurrent Assets 78.3 66.1 72.1
TOTAL ASSETS 1,944.7 1,794.5 1,737.1
Current Liabilities:      
Accounts Payable 42.8 49.7 36.2
Short-Term Debt 117.5 105.8 64.3
Long-Term Debt, Current Portion 34.9 4.9 4.9
Regulatory Liabilities 18.4 17.2 22.4
Energy Supply Obligations 17.0 10.0 12.8
Interest Payable 7.9 8.4 7.4
Environmental Obligations 0.8 0.7 0.8
Operating Lease Obligations 1.9 1.8 1.6
Taxes Payable 3.2 0.0 0.0
Other Current Liabilities 30.2 30.2 28.8
Total Current Liabilities 274.6 228.7 179.2
Noncurrent Liabilities:      
Retirement Benefit Obligations 26.0 25.5 42.5
Deferred Income Taxes, Net 188.2 186.1 176.6
Cost of Removal Obligations 151.4 139.2 139.3
Regulatory Liabilities 52.2 46.8 46.3
Environmental Obligations 8.0 7.1 4.0
Operating Lease Obligations 4.9 4.9 3.0
Other Noncurrent Liabilities 6.6 5.3 5.4
Total Noncurrent Liabilities 437.3 414.9 417.1
Capitalization:      
Long-Term Debt, Less Current Portion 635.6 638.4 638.4
Stockholders' Equity:      
Common Equity (No par value, Authorized: 25,000,000 and Outstanding: 17,899,410, 16,173,132 and 16,192,345 Shares) 416.7 341.2 339.8
Retained Earnings 180.3 171.1 162.4
Total Common Stock Equity 597.0 512.3 502.2
Preferred Stock 0.2 0.2 0.2
Total Stockholders' Equity 597.2 512.5 502.4
Total Capitalization 1,232.8 1,150.9 1,140.8
Commitments and Contingencies (Notes 6 & 7)
TOTAL LIABILITIES AND CAPITALIZATION $ 1,944.7 $ 1,794.5 $ 1,737.1