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v2.4.0.8

Consolidated Statement of Income (USD $) In Millions, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2013 | Jun. 30, 2012
Operating Revenue | $ 235.6 | $ 216.4 | $ 499.4 | $ 456.4
Operating Expenses [Abstract] |  |  |  |
Fuel and Purchased Power | 78.7 | 72.1 | 165.2 | 149.2
Operating and Maintenance | 103.8 | 96.2 | 208.5 | 196.1
Depreciation | 28.7 | 24.8 | 56.9 | 49.4
Total Operating Expenses | 211.2 | 193.1 | 430.6 | 394.7
Operating Income | 24.4 | 23.3 | 68.8 | 61.7
Other Income (Expense) [Abstract] |  |  |  |
Interest Expense | (12.8) | (10.1) | (25.1) | (21.1)
Equity Earnings in ATC | 5.0 | 4.8 | 10.2 | 9.4
Other | 1.5 | 1.2 | 4.2 | 1.9
Total Other Expense | (6.3) | (4.1) | (10.7) | (9.8)
Income Before Income Taxes | 18.1 | 19.2 | 58.1 | 51.9
Income Tax Expense | 4.1 | 4.8 | 11.6 | 13.1
Net Income | $ 14.0 | $ 14.4 | $ 46.5 | $ 38.8
Average Shares of Common Stock [Abstract] |  |  |  |
Basic | 39.4 | 37.3 | 39.2 | 37.0
Diluted | 39.6 | 37.4 | 39.3 | 37.1
Basic Earnings Per Share of Common Stock | $ 0.36 | $ 0.39 | $ 1.19 | $ 1.05
Diluted Earnings Per Share of Common Stock | $ 0.35 | $ 0.39 | $ 1.18 | $ 1.05
Dividends Per Share of Common Stock | $ 0.475 | $ 0.46 | $ 0.95 | $ 0.92

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