| Revenues | | 3,829.00 | 3,677.00 | 3,828.00 | 3,817.00 |
| | 385.00 | 370.00 | - | - |
| Other Operating Expenses | | 385.00 | 370.00 | - | - |
| Interest Income/Expense | | 33.00 | 33.00 | 36.00 | 36.00 |
| Benefits Costs and Expenses | | 3,424.00 | 3,410.00 | 3,450.00 | 3,304.00 |
| Costs And Expenses | | 3,424.00 | 3,410.00 | 3,450.00 | 3,304.00 |
| Income/Loss From Continuing Operations Before Tax | | 405.00 | 267.00 | 378.00 | 513.00 |
| Income Tax Expense/Benefit, Deferred | | -15.00 | 32.00 | -16.00 | 63.00 |
| Income Tax Expense/Benefit | | 84.00 | 56.00 | 76.00 | 110.00 |
| Income/Loss From Continuing Operations After Tax | | 321.00 | 211.00 | 302.00 | 403.00 |
| | 321.00 | 211.00 | 302.00 | 403.00 |
| Attributable To Parent | | 321.00 | 211.00 | 302.00 | 403.00 |
| Basic Average Shares | 270.90 | 270.90 | 271.10 | 271.10 | 271.10 |
| Diluted Average Shares | | 271.70 | 272.30 | 272.20 | 272.30 |
| Basic Earnings Per Share | | 1.18 | 0.78 | 1.10 | 1.49 |
| Diluted Earnings Per Share | | 1.18 | 0.78 | 1.10 | 1.48 |
| Common Stock Dividends | 0.48 | 0.48 | 2.48 | 0.46 | 0.46 |
