| Net Income | 51.02 | 50.14 | 39.97 | 46.91 | 94.89 | 17.82 | |
| Depreciation & Amortization | 12.36 | 10.79 | 9.05 | 7.38 | 8.91 | 11.3 | |
| Other Amortization | 0.5 | 0.5 | 0.3 | - | - | - | |
| Stock-Based Compensation | 19.37 | 17.05 | 14.08 | 13.33 | 14.42 | 12.31 | |
| Provision & Write-off of Bad Debts | 0.06 | 0.06 | -0.7 | -0.04 | -0.62 | -0.08 | |
| Other Operating Activities | 0.66 | -0.42 | 0.12 | 0.79 | -62.5 | 1.14 | |
| Change in Accounts Receivable | 4.78 | -2.56 | -0.68 | -10.07 | -10.4 | 2.35 | |
| Change in Inventory | 4.17 | -0.76 | -6.3 | 2.04 | -1.83 | 0.54 | |
| Change in Accounts Payable | -1.3 | 2.22 | -3 | 0.1 | 2 | -2.68 | |
| Change in Unearned Revenue | 1.96 | 6.93 | 14.34 | 5.36 | 12.93 | 7.54 | |
| Change in Other Net Operating Assets | -8.36 | 6.54 | -22.66 | 0.29 | -7.71 | 5.05 | |
| Operating Cash Flow | 85.23 | 90.49 | 44.51 | 66.1 | 50.1 | 55.29 | |
| Operating Cash Flow Growth | 20.99% | 103.29% | -32.66% | 31.94% | -9.39% | - | |
| Capital Expenditures | -14.59 | -12.27 | -10.9 | -10.8 | -5.17 | -3.56 | |
| Cash Acquisitions | -19.1 | - | - | - | - | - | |
| Investment in Securities | -13.43 | -36.08 | 24.5 | 21.89 | -32.9 | 8.77 | |
| Investing Cash Flow | -47.12 | -48.35 | 13.61 | 11.09 | -38.07 | 5.2 | |
| Net Debt Issued (Repaid) | 225 | - | - | - | - | - | |
| Issuance of Common Stock | 3.48 | 3.62 | 4.94 | 7.04 | 5.76 | 9.59 | |
| Repurchase of Common Stock | -66.18 | -30.08 | -15.98 | -79.26 | -18.27 | -32.54 | |
| Common Dividends Paid | -17.61 | -17.8 | -17.82 | -15.92 | -3.88 | - | |
| Other Financing Activities | -7.33 | - | - | - | - | - | |
| Financing Cash Flow | 137.36 | -44.26 | -28.85 | -88.14 | -16.38 | -22.95 | |
| Net Cash Flow | 175.47 | -2.12 | 29.27 | -10.95 | -4.36 | 37.54 | |
| Free Cash Flow | 70.64 | 78.22 | 33.62 | 55.3 | 44.93 | 51.72 | |
| Free Cash Flow Growth | 21.37% | 132.69% | -39.21% | 23.09% | -13.14% | - | |
| Free Cash Flow Margin | 25.55% | 29.89% | 13.36% | 19.73% | 17.97% | 22.93% | |
| Free Cash Flow Per Share | 0.95 | 1.04 | 0.45 | 0.71 | 0.56 | 0.65 | |
| Cash Interest Paid | - | - | - | - | 0 | 0 | |
| Cash Income Tax Paid | 6.28 | 6.28 | 2.41 | 1.75 | 0.2 | 1.03 | |
| Levered Free Cash Flow | 47.15 | 57.1 | 22.76 | 36.37 | 33.64 | 47.96 | |
| Unlevered Free Cash Flow | 48.54 | 57.11 | 22.78 | 37.42 | 33.8 | 48.03 | |
| Change in Working Capital | 1.25 | 12.38 | -18.3 | -2.28 | -5.01 | 12.79 | |