| | 2008 | 2007 | 2006 | 2005 | 2004 |
| Period End Date | 12/31/2008 | 12/31/2007 | 12/31/2006 | 12/31/2005 | 12/31/2004 |
| Period Length | 12 Months | 12 Months | 12 Months | 12 Months | 12 Months |
| Stmt Source | 10-K | 10-K | 10-K | 10-K | 10-K |
| Stmt Source Date | 02/23/2009 | 02/26/2008 | 02/21/2007 | 02/21/2007 | 02/21/2007 |
| Stmt Update Type | Updated | Updated | Updated | Reclassified | Reclassified |
| | | | | | |
| Revenue | 3,236.47 | 2,851.04 | 2,471.43 | 1,808.15 | 1,530.45 |
| Total Revenue | 3,236.47 | 2,851.04 | 2,471.43 | 1,808.15 | 1,530.45 |
| | | | | | |
| Cost of Revenue, Total | 2,187.32 | 1,920.9 | 1,683.25 | 1,207.69 | 1,034.97 |
| Gross Profit | 1,049.15 | 930.14 | 788.18 | 600.45 | 495.47 |
| | | | | | |
| Selling/General/Administrative Expenses, Total | 416.91 | 377.28 | 342.84 | 257.13 | 218.83 |
| Research & Development | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Depreciation/Amortization | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Interest Expense (Income), Net Operating | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Unusual Expense (Income) | 0.0 | 0.0 | 20.75 | 2.4 | 0.0 |
| Other Operating Expenses, Total | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Operating Income | 632.24 | 552.86 | 424.59 | 340.93 | 276.64 |
| | | | | | |
| Interest Income (Expense), Net Non-Operating | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Gain (Loss) on Sale of Assets | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Other, Net | -4.69 | -7.22 | -7.23 | -9.24 | -2.99 |
| Income Before Tax | 582.15 | 500.98 | 373.27 | 307.97 | 247.44 |
| | | | | | |
| Income Tax - Total | 163.0 | 147.79 | 117.58 | 101.63 | 84.13 |
| Income After Tax | 419.15 | 353.19 | 255.69 | 206.34 | 163.31 |
| | | | | | |
| Minority Interest | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Equity In Affiliates | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| U.S. GAAP Adjustment | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Net Income Before Extra. Items | 419.15 | 353.19 | 255.69 | 206.34 | 163.31 |
| | | | | | |
| Total Extraordinary Items | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Net Income | 419.15 | 353.19 | 255.69 | 206.34 | 163.31 |
| | | | | | |
| | | | | | |
Total Adjustments to Net Income | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Preferred Dividends | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | General Partners' Distributions | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
|
| | | | | | |
| Basic Weighted Average Shares | 175.66 | 178.45 | 178.93 | 177.1 | 176.05 |
| Basic EPS Excluding Extraordinary Items | 2.39 | 1.98 | 1.43 | 1.17 | 0.93 |
| Basic EPS Including Extraordinary Items | 2.39 | 1.98 | 1.43 | 1.17 | 0.93 |
| | | | | | |
| Diluted Weighted Average Shares | 178.81 | 182.5 | 183.35 | 180.94 | 179.47 |
| Diluted EPS Excluding Extrordinary Items | 2.34 | 1.94 | 1.39 | 1.14 | 0.91 |
| Diluted EPS Including Extraordinary Items | 2.34 | 1.94 | 1.39 | 1.14 | 0.91 |
| | | | | | |
| Dividends per Share - Common Stock Primary Issue | 0.06 | 0.06 | 0.06 | 0.06 | 0.0 |
| Gross Dividends - Common Stock | 10.46 | 10.73 | 10.69 | 10.76 | 0.0 |
| Interest Expense, Supplemental | 39.63 | 36.88 | 38.8 | 24.09 | 22.54 |
| Depreciation, Supplemental | 81.5 | 76.85 | 73.12 | 51.64 | 38.83 |
| | | | | | |
| Normalized EBITDA | 723.54 | 635.21 | 518.46 | 394.97 | 315.47 |
| Normalized EBIT | 632.24 | 552.86 | 445.34 | 343.33 | 276.64 |
| Normalized Income Before Tax | 582.15 | 500.98 | 394.02 | 310.37 | 247.44 |
| Normalized Income After Taxes | 419.15 | 353.19 | 269.9 | 207.95 | 163.31 |
| Normalized Income Available to Common | 419.15 | 353.19 | 269.9 | 207.95 | 163.31 |
| | | | | | |
| Basic Normalized EPS | 2.39 | 1.98 | 1.51 | 1.17 | 0.93 |
| Diluted Normalized EPS | 2.34 | 1.94 | 1.47 | 1.15 | 0.91 |
| Amortization of Intangibles | 9.8 | 5.5 | 0.0 | 0.0 | 0.0 |