| Revenues | | 804.19 | 751.16 | 737.18 | 664.57 |
| Cost Of Revenue | | 359.12 | 336.89 | 330.95 | 298.56 |
| Gross Profit | | 445.07 | 414.27 | 406.23 | 366.02 |
| | 203.91 | 214.33 | 211.05 | 201.26 |
| Selling, General, and Administrative | | 103.35 | 118.73 | 112.87 | 104.99 |
| Operating Income/Loss | | 241.15 | 199.94 | 195.18 | 164.76 |
| Nonoperating Income/Loss | | 6.03 | 9.84 | 10.39 | 12.22 |
| Income/Loss From Continuing Operations Before Tax | | 247.18 | 209.77 | 205.58 | 176.98 |
| Income Tax Expense/Benefit, Deferred | | -0.15 | 12.96 | 9.70 | 8.61 |
| Income Tax Expense/Benefit | | 53.96 | 38.12 | 27.30 | 43.25 |
| | 193.23 | 171.66 | 178.27 | 133.73 |
| Attributable To Parent | | 193.23 | 171.66 | 178.27 | 133.73 |
| Basic Average Shares | | 49.10 | 0.16 | 47.90 | 47.89 |
| Diluted Average Shares | | 49.24 | 0.29 | 48.04 | 48.02 |
| Basic Earnings Per Share | | 3.94 | 3.54 | 3.72 | 2.79 |
| Diluted Earnings Per Share | | 3.92 | 3.49 | 3.71 | 2.78 |
| Common Stock Dividends | 2.00 | 2.00 | 1.56 | 1.56 | 1.56 |