| Revenues | | 1,297.00 | 119.00 | 924.00 | 855.00 |
| | 786.00 | 830.00 | 877.00 | 756.00 |
| Selling, General, and Administrative | | 97.00 | 106.00 | 95.00 | 87.00 |
| Other Operating Expenses | | 11.00 | - | 782.00 | 669.00 |
| Costs And Expenses | | 786.00 | 830.00 | 877.00 | 756.00 |
| Operating Income/Loss | | 511.00 | -711.00 | 47.00 | 98.00 |
| Nonoperating Income/Loss | | -53.00 | -49.00 | -24.00 | -23.00 |
| Income/Loss From Equity Method Investments | | -2.00 | -2.00 | -1.00 | -2.00 |
| Income/Loss From Continuing Operations Before Tax | | 458.00 | -760.00 | 23.00 | 75.00 |
| Income Tax Expense/Benefit, Current | | -1.00 | 1.00 | 2.00 | -24.00 |
| Income Tax Expense/Benefit, Deferred | | -55.00 | -50.00 | 9.00 | 35.00 |
| Income Tax Expense/Benefit | | -56.00 | -49.00 | 11.00 | 11.00 |
| | 514.00 | -711.00 | 12.00 | 64.00 |
| Attributable To Parent | | 514.00 | -711.00 | 12.00 | 64.00 |
| Basic Average Shares | | 88.80 | 88.70 | -0.80 | 83.70 |
| Diluted Average Shares | | 89.30 | 88.70 | -1.00 | 84.40 |
| Basic Earnings Per Share | | 5.79 | -8.02 | 0.17 | 0.76 |
| Diluted Earnings Per Share | | 5.76 | -8.02 | 0.18 | 0.76 |
| Common Stock Dividends | 0.41 | 0.41 | 0.41 | - | 0.39 |
