| Net Income | 53.74 | 91.44 | 195.11 | 218.36 | 7.22 | -212.19 | |
| Depreciation & Amortization | 148.21 | 132.58 | 108.12 | 83.02 | 72.69 | 95.53 | |
| Loss (Gain) From Sale of Assets | -7.37 | -8.2 | -9.34 | -8.8 | -10.88 | -9.52 | |
| Stock-Based Compensation | 10.7 | 9.19 | 7.88 | 6.38 | 6.58 | 8.74 | |
| Other Operating Activities | 3.34 | 6.46 | 27.06 | 23.06 | 4.71 | 184.09 | |
| Change in Accounts Receivable | 65.99 | 48.03 | 104.57 | -157.89 | -91.08 | 80.77 | |
| Change in Inventory | 3.29 | 2.96 | -12.34 | -18.41 | 3.95 | 18.08 | |
| Change in Accounts Payable | -32.83 | 0.28 | -34.52 | 35.76 | 32.9 | -9.13 | |
| Change in Unearned Revenue | - | 29.63 | 15.74 | - | - | - | |
| Change in Income Taxes | 11.94 | 46.88 | -9.93 | 18.34 | 23.1 | -58.86 | |
| Change in Other Net Operating Assets | 0.85 | -9.86 | 2.4 | 1.48 | -1.45 | -19.54 | |
| Operating Cash Flow | 257.84 | 349.39 | 394.76 | 201.29 | 47.72 | 77.96 | |
| Operating Cash Flow Growth | -35.81% | -11.49% | 96.12% | 321.81% | -38.79% | -62.72% | |
| Capital Expenditures | -167.45 | -219.93 | -181.01 | -139.55 | -67.65 | -65.07 | |
| Sale of Property, Plant & Equipment | 18.99 | 18.38 | 18.09 | 15.84 | 20.01 | 22.41 | |
| Cash Acquisitions | -165.66 | - | -78.8 | - | - | - | |
| Investing Cash Flow | -314.12 | -201.55 | -241.71 | -123.72 | -47.63 | -42.66 | |
| Long-Term Debt Repaid | - | -0.8 | -0.52 | -24.02 | -1.58 | - | |
| Net Debt Issued (Repaid) | -5.47 | -0.8 | -0.52 | -24.02 | -1.58 | - | |
| Repurchase of Common Stock | -2.95 | -9.94 | -21.09 | -0.92 | -0.57 | -0.83 | |
| Common Dividends Paid | -34.71 | -34.43 | -34.56 | -8.65 | - | - | |
| Financing Cash Flow | -43.13 | -45.17 | -56.17 | -33.58 | -2.15 | -0.83 | |
| Net Cash Flow | -99.4 | 102.67 | 96.89 | 43.99 | -2.06 | 34.47 | |
| Free Cash Flow | 90.39 | 129.46 | 213.76 | 61.73 | -19.93 | 12.89 | |
| Free Cash Flow Growth | -54.21% | -39.44% | 246.26% | - | - | - | |
| Free Cash Flow Margin | 6.33% | 9.15% | 13.22% | 3.85% | -2.30% | 2.15% | |
| Free Cash Flow Per Share | 0.43 | 0.61 | 1.00 | 0.29 | -0.09 | 0.06 | |
| Cash Interest Paid | 0.96 | 0.17 | 0.17 | 0.17 | 0.17 | 0.16 | |
| Cash Income Tax Paid | 9.23 | -31.68 | 62.23 | 35.81 | -20.9 | -10.05 | |
| Levered Free Cash Flow | 52.4 | 101.28 | 142.86 | 22.01 | -18.03 | -2.02 | |
| Unlevered Free Cash Flow | 53.36 | 101.73 | 143.08 | 22.39 | -16.82 | -1.78 | |
| Change in Working Capital | 49.23 | 117.92 | 65.93 | -120.73 | -32.59 | 11.32 | |