| Revenues | | 440.76 | 340.58 | 390.15 | 447.34 |
| | 96.15 | 78.05 | - | - |
| Selling, General, and Administrative | | 96.15 | 78.05 | - | - |
| Costs And Expenses | | 336.62 | 280.54 | 288.70 | 304.92 |
| Operating Income/Loss | | 104.14 | 60.03 | 101.45 | 142.42 |
| Nonoperating Income/Loss | | -18.26 | -29.72 | -23.85 | 68.50 |
| Income/Loss From Equity Method Investments | | -1.22 | -6.25 | -3.29 | -10.90 |
| Income/Loss From Continuing Operations Before Tax | | 85.88 | 30.31 | 77.60 | 210.92 |
| Income Tax Expense/Benefit | | 21.54 | 10.01 | 13.92 | 30.92 |
| | 64.34 | 20.30 | 63.68 | 180.00 |
| Attributable To Parent | | 64.34 | 20.30 | 63.68 | 180.00 |
| Available To Common Stockholders, Basic | | 64.08 | 20.23 | 63.38 | 179.14 |
| Basic Average Shares | | 45.19 | 45.72 | -0.06 | 46.05 |
| Diluted Average Shares | | 45.39 | 46.03 | -0.14 | 46.46 |
| Basic Earnings Per Share | | 1.42 | 0.44 | 1.38 | 3.89 |
| Diluted Earnings Per Share | | 1.41 | 0.44 | 1.38 | 3.86 |
| Common Stock Dividends | 0.29 | 0.29 | 0.29 | 0.29 | 0.29 |
| Participating Securities, Distributed And Undistributed Earnings/Loss, Basic | | 0.26 | 0.08 | 0.30 | 0.86 |
