| Revenues | | 1,396.00 | 1,289.00 | 1,198.00 | 1,229.00 |
| | 327.00 | - | - | - |
| Selling, General, and Administrative | | 327.00 | - | - | - |
| Costs And Expenses | | 1,131.00 | 1,047.00 | 1,023.00 | 1,016.00 |
| Depreciation and Amortization | | 121.00 | 119.00 | 118.00 | 118.00 |
| Operating Income/Loss | | 265.00 | 242.00 | 175.00 | 213.00 |
| Income/Loss From Equity Method Investments | | 4.00 | 6.00 | 5.00 | 11.00 |
| Income/Loss From Continuing Operations Before Tax | | 153.00 | -214.00 | 96.00 | 130.00 |
| Income Tax Expense/Benefit | | -7.00 | -44.00 | 31.00 | 39.00 |
| | 160.00 | -170.00 | 65.00 | 91.00 |
| Attributable To Parent | | 164.00 | -166.00 | 70.00 | 97.00 |
| Available To Common Stockholders, Basic | | 158.00 | -171.00 | 66.00 | 93.00 |
| Attributable To Noncontrolling Interest | | -4.00 | -4.00 | -5.00 | -6.00 |
| Basic Average Shares | | 30.37 | -0.01 | 30.32 | 30.22 |
| Diluted Average Shares | | 31.17 | 0.01 | 30.65 | 30.51 |
| Basic Earnings Per Share | | 5.22 | -5.62 | 2.16 | 3.09 |
| Diluted Earnings Per Share | | 5.09 | -5.57 | 2.14 | 3.06 |
| Common Stock Dividends | 1.86 | 1.86 | 1.86 | 1.86 | 1.86 |