| Net Income | 334 | 289 | 289 | 355 | 244 | -132 | |
| Depreciation & Amortization | 30 | 35 | 36 | 40 | 95 | 98 | |
| Other Amortization | 36 | 36 | 40 | 37 | - | - | |
| Loss (Gain) From Sale of Assets | - | - | - | -35 | - | - | |
| Asset Writedown & Restructuring Costs | - | 12 | - | - | 6 | 205 | |
| Stock-Based Compensation | 45 | 45 | 39 | 33 | 28 | 21 | |
| Provision & Write-off of Bad Debts | 5 | 4 | 3 | -2 | 21 | 37 | |
| Other Operating Activities | 11 | 7 | -14 | -37 | 17 | -19 | |
| Change in Accounts Receivable | -36 | -39 | -10 | 16 | 25 | -38 | |
| Change in Accounts Payable | -90 | -33 | -4 | 14 | 39 | -46 | |
| Change in Unearned Revenue | 65 | 36 | 10 | 22 | 16 | -54 | |
| Change in Other Net Operating Assets | -127 | -102 | -13 | -44 | -65 | -5 | |
| Operating Cash Flow | 273 | 290 | 376 | 399 | 426 | 67 | |
| Operating Cash Flow Growth | -23.96% | -22.87% | -5.76% | -6.34% | 535.82% | -33.00% | |
| Capital Expenditures | -47 | -49 | -37 | -39 | -37 | -33 | |
| Sale of Property, Plant & Equipment | - | - | - | 263 | - | - | |
| Cash Acquisitions | - | - | - | -44 | - | - | |
| Other Investing Activities | - | - | - | -1 | - | - | |
| Investing Cash Flow | -100 | -65 | -66 | 179 | -34 | -31 | |
| Long-Term Debt Issued | - | 1,835 | 1,378 | 400 | 45 | 1,244 | |
| Long-Term Debt Repaid | - | -1,578 | -1,250 | -409 | -579 | -765 | |
| Net Debt Issued (Repaid) | 281 | 257 | 128 | -9 | -534 | 479 | |
| Issuance of Common Stock | 22 | 22 | - | 4 | 17 | - | |
| Repurchase of Common Stock | -354 | -330 | -402 | -459 | -114 | -54 | |
| Common Dividends Paid | -123 | -122 | -118 | -116 | -82 | -53 | |
| Other Financing Activities | 1 | -2 | -10 | -4 | - | -9 | |
| Financing Cash Flow | -173 | -175 | -402 | -584 | -713 | 363 | |
| Foreign Exchange Rate Adjustments | -2 | -3 | -3 | -4 | -1 | - | |
| Net Cash Flow | -2 | 47 | -95 | -10 | -322 | 399 | |
| Free Cash Flow | 226 | 241 | 339 | 360 | 389 | 34 | |
| Free Cash Flow Growth | -29.81% | -28.91% | -5.83% | -7.46% | 1044.12% | -32.00% | |
| Free Cash Flow Margin | 15.96% | 17.16% | 24.49% | 26.59% | 31.25% | 3.58% | |
| Free Cash Flow Per Share | 2.85 | 3.01 | 3.99 | 3.96 | 4.14 | 0.36 | |
| Cash Interest Paid | 131 | 126 | 103 | 82 | 96 | 101 | |
| Cash Income Tax Paid | 110 | 95 | 95 | 123 | 114 | -9 | |
| Levered Free Cash Flow | 188.13 | 283.25 | 449.13 | 523.5 | 220.63 | 27.75 | |
| Unlevered Free Cash Flow | 268.75 | 360.75 | 512.88 | 573.5 | 279.38 | 99 | |
| Change in Net Working Capital | 149 | 55 | -113 | -175 | 91 | 117 | |