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CONSOLIDATED STATEMENTS OF EARNINGS - USD ($)
shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Operating Revenues        
Total Operating Revenues $ 98.1 $ 87.4 $ 333.5 $ 301.7
Operating Expenses        
Operation and Maintenance 16.7 16.1 51.2 48.6
Depreciation and Amortization 14.8 13.7 44.5 40.7
Taxes Other Than Income Taxes 6.1 5.3 18.5 17.9
Total Operating Expenses 90.9 80.0 282.1 255.6
Operating Income 7.2 7.4 51.4 46.1
Interest Expense, Net 6.5 5.6 19.5 17.7
Other Expense (Income), Net 1.0 1.1 3.4 4.0
Income (Loss) Before Income Taxes (0.3) 0.7 28.5 24.4
Provision (Benefit) for Income Taxes (0.3) 0.4 6.9 5.8
Net Income $ 0.0 $ 0.3 $ 21.6 $ 18.6
Net Income Per Common Share (Basic and Diluted) $ 0 $ 0.02 $ 1.42 $ 1.25
Weighted Average Common Shares Outstanding – (Basic and Diluted) 15.5 14.9 15.2 14.9
Gas        
Operating Revenues        
Total Operating Revenues $ 32.6 $ 27.5 $ 151.3 $ 131.4
Operating Expenses        
Total Operating Expenses 13.2 9.5 59.1 48.1
Electric        
Operating Revenues        
Total Operating Revenues 65.5 59.9 182.2 170.3
Operating Expenses        
Total Operating Expenses $ 40.1 $ 35.4 $ 108.8 $ 100.3