| Net Income | 40.52 | 43.18 | 42.23 | 40.43 | 74.2 | 38.66 | |
| Depreciation & Amortization | 1.13 | 1.22 | 1.29 | 1.38 | 1.28 | 0.99 | |
| Loss (Gain) From Sale of Investments | -0.24 | -8.08 | -16.54 | 24.47 | -10.88 | -3.01 | |
| Stock-Based Compensation | 12.08 | 11.82 | 11.69 | 10.66 | 7.42 | 7.74 | |
| Other Operating Activities | 0.01 | 0 | 0.86 | -10.38 | -7.61 | -0.5 | |
| Change in Accounts Receivable | 2.34 | -2.15 | -3.39 | 3.11 | -2.67 | -0.58 | |
| Change in Income Taxes | 0.28 | 0.07 | -0.16 | -2.27 | 1.06 | 3.59 | |
| Change in Other Net Operating Assets | -2.76 | 4.68 | 6.84 | -9.36 | 15.35 | 7.74 | |
| Operating Cash Flow | 18.15 | 16.6 | 34.67 | 39.48 | 26.31 | 59.77 | |
| Operating Cash Flow Growth | -49.79% | -52.12% | -12.19% | 50.05% | -55.98% | 4.93% | |
| Capital Expenditures | -1.77 | -1.36 | -0.02 | -0.1 | -1.1 | -2.45 | |
| Investment in Securities | 32.94 | 31.88 | -4.18 | -0.68 | 19.37 | 10.86 | |
| Other Investing Activities | - | - | - | 6.81 | 9 | - | |
| Investing Cash Flow | 31.16 | 30.51 | -4.21 | 6.03 | 27.26 | 8.41 | |
| Issuance of Common Stock | 0.31 | 0.33 | 0.41 | 0.53 | 0.6 | - | |
| Repurchase of Common Stock | -26 | -36.52 | -39.75 | -42.16 | -9.45 | -20.59 | |
| Common Dividends Paid | -16.48 | -16.53 | -17.68 | -18.64 | -12.7 | - | |
| Other Financing Activities | 0.39 | 0.25 | 10.35 | 9.46 | 10.3 | -4.31 | |
| Financing Cash Flow | -41.77 | -52.48 | -46.67 | -62.87 | -71.5 | -62.88 | |
| Net Cash Flow | 7.55 | -5.37 | -16.2 | -17.36 | -17.93 | 5.3 | |
| Free Cash Flow | 16.38 | 15.24 | 34.65 | 39.38 | 25.21 | 57.32 | |
| Free Cash Flow Growth | -54.52% | -56.03% | -12.02% | 56.23% | -56.03% | 1.89% | |
| Free Cash Flow Margin | 10.78% | 10.08% | 25.34% | 25.49% | 13.84% | 45.35% | |
| Free Cash Flow Per Share | 5.98 | 5.52 | 11.75 | 12.67 | 7.93 | 17.83 | |
| Cash Income Tax Paid | 13.99 | 14.09 | 12.86 | 20.88 | 26.4 | 8.42 | |
| Levered Free Cash Flow | 44.7 | 39.02 | 29.24 | 48.17 | 64.02 | 38.66 | |
| Unlevered Free Cash Flow | 44.7 | 39.02 | 29.24 | 48.17 | 64.02 | 38.66 | |
| Change in Net Working Capital | -2.85 | 0.09 | 5.91 | 3.98 | -8.76 | -4.6 | |