| Revenues | | 126.33 | 117.74 | 120.49 | 125.21 |
| Cost Of Revenue | | 92.60 | 85.44 | 84.99 | 90.38 |
| Gross Profit | | 33.73 | 32.30 | 35.50 | 34.83 |
| | 16.64 | 16.61 | - | - |
| Selling, General, and Administrative | | 16.64 | 16.61 | - | - |
| Operating Income/Loss | | 17.09 | 15.69 | 16.95 | 15.64 |
| Nonoperating Income/Loss | | 0.82 | 0.12 | 0.72 | -0.14 |
| Income/Loss From Continuing Operations Before Tax | | 17.91 | 15.81 | 17.67 | 15.50 |
| Income Tax Expense/Benefit, Deferred | | -0.27 | -0.09 | 0.44 | 0.36 |
| Income Tax Expense/Benefit | | 3.39 | 3.25 | 2.22 | 2.45 |
| | 14.53 | 12.57 | 15.46 | 13.06 |
| Attributable To Parent | | 14.53 | 12.57 | 15.46 | 13.06 |
| Available To Common Stockholders, Basic | | 13.90 | 12.10 | 14.73 | 12.42 |
| Common Stock Dividends | | 0.21 | 0.21 | 0.18 | 0.18 |