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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Jun. 30, 2021
Current Assets:      
Cash and Cash Equivalents $ 5.1 $ 6.5 $ 5.0
Accounts Receivable, Net 54.3 66.9 50.3
Accrued Revenue 45.6 61.2 34.6
Exchange Gas Receivable 13.4 7.4 5.2
Gas Inventory 1.0 1.0 0.6
Materials and Supplies 9.7 8.6 8.6
Prepayments and Other 10.0 8.1 9.9
Total Current Assets 139.1 159.7 114.2
Utility Plant:      
Electric 610.1 602.4 578.6
Gas 988.9 972.6 923.6
Common 66.7 66.4 64.6
Construction Work in Progress 56.2 47.5 60.6
Total Utility Plant 1,721.9 1,688.9 1,627.4
Less: Accumulated Depreciation 442.8 431.7 417.6
Net Utility Plant 1,279.1 1,257.2 1,209.8
Other Noncurrent Assets:      
Regulatory Assets 106.6 108.9 131.1
Operating Lease Right of Use Assets 4.4 4.7 4.9
Other Assets 17.9 9.8 17.1
Total Other Noncurrent Assets 128.9 123.4 153.1
TOTAL ASSETS 1,547.1 1,540.3 1,477.1
Current Liabilities:      
Accounts Payable 34.3 52.4 32.6
Short-Term Debt 46.2 64.1 29.7
Long-Term Debt, Current Portion 8.2 8.2 19.0
Regulatory Liabilities 25.9 9.5 17.1
Energy Supply Obligations 16.6 14.5 9.9
Interest Payable 4.8 4.8 4.9
Environmental Obligations 0.6 0.5 0.4
Other Current Liabilities 18.4 19.5 19.7
Total Current Liabilities 155.0 173.5 133.3
Noncurrent Liabilities:      
Retirement Benefit Obligations 135.9 133.9 165.1
Deferred Income Taxes, Net 136.4 127.7 115.4
Cost of Removal Obligations 112.4 107.5 105.1
Regulatory Liabilities 38.9 42.6 43.2
Environmental Obligations 2.2 2.2 1.7
Other Noncurrent Liabilities 6.9 6.6 7.2
Total Noncurrent Liabilities 432.7 420.5 437.7
Capitalization:      
Long-Term Debt, Less Current Portion 495.1 497.8 505.3
Stockholders' Equity:      
Common Equity (Authorized: 25,000,000 and Outstanding:16,020,047, 15,041,629 and 15,977,766 Shares) 334.1 332.1 286.8
Retained Earnings 130.0 116.2 113.8
Total Common Stock Equity 464.1 448.3 400.6
Preferred Stock 0.2 0.2 0.2
Total Stockholders' Equity 464.3 448.5 400.8
Total Capitalization 959.4 946.3 906.1
Commitments and Contingencies (Notes 6 & 7)    
TOTAL LIABILITIES AND CAPITALIZATION $ 1,547.1 $ 1,540.3 $ 1,477.1