| Net Income | 29.63 | 34.15 | 40.8 | 41.55 | 5.47 | |
| Depreciation & Amortization | 3.92 | 3.42 | 3.44 | 4.38 | 4.48 | |
| Other Amortization | 0.08 | 0.07 | 0.08 | 0.05 | 0.07 | |
| Asset Writedown & Restructuring Costs | - | - | - | - | 3.89 | |
| Stock-Based Compensation | 19.52 | 10.72 | 10.27 | 10.12 | 9.74 | |
| Provision & Write-off of Bad Debts | 0.88 | 0.03 | 0.09 | 0.37 | 0.34 | |
| Other Operating Activities | -0.33 | 1.77 | -1.83 | 1.35 | -1.32 | |
| Change in Accounts Receivable | -5.47 | -3.83 | 2.6 | -18.24 | 16.88 | |
| Change in Accounts Payable | -1.05 | -1.18 | 1.06 | 1.58 | -2.4 | |
| Change in Unearned Revenue | -1 | -1.19 | -1.34 | 5.85 | -0.82 | |
| Change in Income Taxes | 1.39 | -3.4 | 5.76 | -2.04 | -0.46 | |
| Change in Other Net Operating Assets | 0.16 | -3.16 | -2.03 | 1.4 | 8.36 | |
| Operating Cash Flow | 47.73 | 37.4 | 58.9 | 46.35 | 44.06 | |
| Operating Cash Flow Growth | 27.61% | -36.50% | 27.08% | 5.20% | 4.01% | |
| Capital Expenditures | -4.08 | -4.1 | -4.66 | -3.24 | -1.89 | |
| Cash Acquisitions | -6.54 | - | - | - | - | |
| Investing Cash Flow | -10.62 | -4.1 | -4.66 | -3.24 | -1.89 | |
| Long-Term Debt Issued | - | 5 | 60 | - | - | |
| Long-Term Debt Repaid | -20 | -32 | - | - | - | |
| Net Debt Issued (Repaid) | -20 | -27 | 60 | - | - | |
| Issuance of Common Stock | 1 | 0.94 | 0.88 | 0.76 | 0.75 | |
| Repurchase of Common Stock | -6.42 | -0.73 | -116.57 | -13.04 | -2.37 | |
| Common Dividends Paid | -12.11 | -11.97 | -10.44 | -12.89 | -14.94 | |
| Other Financing Activities | -4.13 | -3.8 | -3.61 | -21.57 | -2.16 | |
| Financing Cash Flow | -41.66 | -42.57 | -69.74 | -46.74 | -18.72 | |
| Foreign Exchange Rate Adjustments | -0.04 | -0.03 | -0.05 | -0.03 | 0.05 | |
| Net Cash Flow | -4.59 | -9.3 | -15.54 | -3.66 | 23.5 | |
| Free Cash Flow | 43.65 | 33.3 | 54.25 | 43.11 | 42.17 | |
| Free Cash Flow Growth | 31.08% | -38.62% | 25.83% | 2.24% | 11.58% | |
| Free Cash Flow Margin | 14.22% | 11.43% | 18.73% | 15.53% | 17.96% | |
| Free Cash Flow Per Share | 1.55 | 1.21 | 1.70 | 1.31 | 1.30 | |
| Cash Interest Paid | 1.9 | 3.47 | 0.08 | 0.06 | 0.06 | |
| Cash Income Tax Paid | 11.64 | 13.26 | 4.55 | 9.1 | 4.65 | |
| Levered Free Cash Flow | 44.24 | 26.12 | 54.78 | 31.94 | 41.63 | |
| Unlevered Free Cash Flow | 45.15 | 28.07 | 54.78 | 31.95 | 41.64 | |
| Change in Net Working Capital | 2.14 | 13.5 | -11.61 | 8.36 | -16.27 | |