| Net Income | 24.98 | 12.36 | -104.77 | -68.99 | 49.39 | 58.29 | |
| Depreciation & Amortization | 6.71 | 6.51 | 7.16 | 10.07 | 13.91 | 18.93 | |
| Asset Writedown & Restructuring Costs | - | - | 1.07 | 44.44 | - | - | |
| Loss (Gain) From Sale of Investments | -3.14 | -3.55 | -3.23 | -0.09 | 1.36 | 6.22 | |
| Stock-Based Compensation | 23.63 | 22.68 | 17.94 | 17.73 | 26 | 30.51 | |
| Other Operating Activities | 7.15 | 7.07 | 85.49 | -18.19 | 5.37 | -4.37 | |
| Change in Accounts Receivable | 30.07 | 28.85 | 92.43 | -16.33 | 75.89 | -59.89 | |
| Change in Inventory | 47.01 | 80.25 | 47.6 | 12.4 | -147.43 | 55.51 | |
| Change in Accounts Payable | 16.4 | 11.49 | -38.95 | 11.86 | -16.49 | 9.74 | |
| Change in Unearned Revenue | 1.49 | 3.37 | 6.97 | 5.43 | 2.98 | 8.11 | |
| Change in Income Taxes | 5.32 | 3.83 | -2.93 | -3.86 | -5.97 | 9.35 | |
| Change in Other Net Operating Assets | -20.75 | -8.05 | -51.93 | -8.21 | -9.57 | 48.75 | |
| Operating Cash Flow | 138.86 | 164.8 | 56.85 | -13.73 | -4.58 | 181.15 | |
| Operating Cash Flow Growth | 113.89% | 189.87% | - | - | - | 1239.37% | |
| Capital Expenditures | -7.88 | -8.99 | -5.8 | -5.76 | -9.86 | -10.3 | |
| Investment in Securities | -8.2 | -17.16 | -21.63 | -73.76 | -0.12 | -6.54 | |
| Investing Cash Flow | -16.08 | -26.16 | -27.43 | -79.52 | -9.99 | -16.84 | |
| Issuance of Common Stock | 12.28 | 7.58 | 3.59 | 5.16 | 14.54 | 20.83 | |
| Repurchase of Common Stock | -37.9 | -36.5 | -2.79 | -29.18 | -82.66 | -28.89 | |
| Financing Cash Flow | -25.63 | -28.91 | 0.8 | -24.02 | -68.12 | -8.06 | |
| Net Cash Flow | 97.16 | 109.73 | 30.22 | -117.27 | -82.69 | 156.25 | |
| Free Cash Flow | 130.98 | 155.8 | 51.05 | -19.49 | -14.44 | 170.85 | |
| Free Cash Flow Growth | 127.86% | 205.17% | - | - | - | - | |
| Free Cash Flow Margin | 19.51% | 23.12% | 6.89% | -2.09% | -1.24% | 13.61% | |
| Free Cash Flow Per Share | 4.44 | 5.25 | 1.74 | -0.67 | -0.47 | 5.58 | |
| Cash Income Tax Paid | 7.74 | 7.74 | 7.19 | 9.4 | 20.59 | 8.22 | |
| Levered Free Cash Flow | 66.13 | 96.76 | 61.82 | 8.71 | -23.75 | 161.05 | |
| Unlevered Free Cash Flow | 66.13 | 96.76 | 61.82 | 8.71 | -23.75 | 161.05 | |
| Change in Net Working Capital | -81.06 | -121.76 | -60.06 | -7.85 | 95.82 | -75.43 | |