| Net Income | 222.08 | 203.01 | 210.06 | 184.21 | 133.37 | |
| Depreciation & Amortization | 44.14 | 43.4 | 42.27 | 41.96 | 37.19 | |
| Asset Writedown & Restructuring Costs | 7.5 | - | - | - | - | |
| Loss (Gain) From Sale of Investments | -7.4 | -11.6 | 0.5 | -0.37 | -4.96 | |
| Stock-Based Compensation | 30.03 | 24.11 | 29.95 | 36.28 | 28.28 | |
| Other Operating Activities | -17.31 | -0.64 | -21.67 | 10.62 | 1.21 | |
| Change in Accounts Receivable | 26.2 | -47.19 | 14.98 | -25.38 | -21.81 | |
| Change in Inventory | -7.14 | 7.43 | -49.06 | -42.57 | -27.64 | |
| Change in Accounts Payable | 10.36 | 4.05 | 3.34 | 1.9 | -8.31 | |
| Change in Unearned Revenue | -26.11 | -4.16 | -93.2 | -5.22 | 17.44 | |
| Change in Other Net Operating Assets | -28.61 | -63.63 | -10.35 | -10.33 | -5.98 | |
| Operating Cash Flow | 253.74 | 154.78 | 126.82 | 191.11 | 148.79 | |
| Operating Cash Flow Growth | 63.94% | 22.05% | -33.64% | 28.44% | -23.27% | |
| Capital Expenditures | -42.64 | -59.79 | -42.5 | -43.16 | -27.99 | |
| Sale (Purchase) of Intangibles | - | -66.56 | -4.71 | -0.39 | -0.06 | |
| Investment in Securities | -121.77 | 43.06 | -233.54 | -414.2 | 419.31 | |
| Investing Cash Flow | -164.41 | -83.29 | -280.74 | -457.75 | 391.26 | |
| Issuance of Common Stock | 2.22 | 2.01 | 1.57 | 1.51 | 1.18 | |
| Repurchase of Common Stock | -8.39 | -8.21 | -9.21 | -14.95 | -14.39 | |
| Common Dividends Paid | -76.17 | -66.74 | -57 | -37.93 | -28.45 | |
| Financing Cash Flow | -82.34 | -72.93 | -64.64 | -51.37 | -41.66 | |
| Net Cash Flow | 7 | -1.45 | -218.56 | -318.02 | 498.39 | |
| Free Cash Flow | 211.1 | 94.99 | 84.32 | 147.94 | 120.8 | |
| Free Cash Flow Growth | 122.25% | 12.65% | -43.01% | 22.47% | -26.27% | |
| Free Cash Flow Margin | 32.59% | 16.48% | 13.67% | 26.73% | 28.17% | |
| Free Cash Flow Per Share | 4.43 | 2.00 | 1.78 | 3.12 | 2.56 | |
| Cash Income Tax Paid | 71.97 | 96.18 | 72.35 | 52.65 | 36.27 | |
| Levered Free Cash Flow | 190.02 | -21.11 | 80.4 | 130.35 | 90.81 | |
| Unlevered Free Cash Flow | 190.02 | -21.11 | 80.4 | 130.35 | 90.81 | |
| Change in Net Working Capital | -2.12 | 98.01 | 111.56 | 46.65 | 45.06 | |