| Net Income | 199.76 | 181.44 | 102.79 | 157.46 | 242.7 | |
| Depreciation & Amortization | 43.96 | 34.94 | 28.69 | 24.89 | 22.47 | |
| Other Amortization | 0.05 | 0.27 | 0.26 | 0.26 | 0.26 | |
| Loss (Gain) From Sale of Assets | -0.13 | -0.3 | -0.33 | -0.21 | -0 | |
| Stock-Based Compensation | 19.45 | 12.24 | 9.95 | 8.04 | 6.5 | |
| Other Operating Activities | 7.87 | 0.52 | 4.45 | 1.12 | 5.66 | |
| Change in Accounts Receivable | -0.13 | 0.15 | -1 | -0.75 | 2.22 | |
| Change in Inventory | -46.75 | -35.26 | -3.23 | -113.6 | -18.52 | |
| Change in Accounts Payable | 4.05 | 38.25 | -20.38 | -11.12 | 55.57 | |
| Change in Income Taxes | -13.04 | 11.69 | 0.5 | -8.4 | 7.05 | |
| Change in Other Net Operating Assets | 12.36 | 10.57 | -7.36 | -12.64 | 37.35 | |
| Operating Cash Flow | 227.45 | 254.5 | 114.35 | 45.03 | 361.25 | |
| Operating Cash Flow Growth | -10.63% | 122.57% | 153.92% | -87.53% | 242.93% | |
| Capital Expenditures | -120.55 | -124.4 | -51.67 | -34.99 | -30.53 | |
| Sale of Property, Plant & Equipment | 0.4 | 0.41 | 0.38 | 3.16 | 0.12 | |
| Sale (Purchase) of Intangibles | - | - | - | - | -0.05 | |
| Investment in Securities | -135.19 | -26.09 | -60.17 | - | - | |
| Investing Cash Flow | -255.34 | -150.09 | -111.45 | -31.83 | -30.45 | |
| Long-Term Debt Repaid | -1.12 | -1.03 | -0.89 | -0.68 | -0.43 | |
| Total Debt Repaid | -1.12 | -1.03 | -0.89 | -0.68 | -0.43 | |
| Net Debt Issued (Repaid) | -1.12 | -1.03 | -0.89 | -0.68 | -0.43 | |
| Issuance of Common Stock | 24 | 6.69 | 4.03 | 8.64 | 28.06 | |
| Repurchase of Common Stock | -56.12 | -54.2 | -42.41 | -221.3 | -1.26 | |
| Other Financing Activities | - | -0.2 | - | - | - | |
| Financing Cash Flow | -33.25 | -48.74 | -39.27 | -213.35 | 26.37 | |
| Net Cash Flow | -61.14 | 55.67 | -36.38 | -200.15 | 357.18 | |
| Free Cash Flow | 106.9 | 130.09 | 62.68 | 10.04 | 330.73 | |
| Free Cash Flow Growth | -17.83% | 107.55% | 524.04% | -96.96% | 1065.98% | |
| Free Cash Flow Margin | 4.71% | 6.19% | 3.43% | 0.57% | 18.28% | |
| Free Cash Flow Per Share | 1.73 | 2.10 | 1.00 | 0.15 | 5.02 | |
| Cash Interest Paid | 0.45 | 0.42 | 0.34 | 0.36 | 0.32 | |
| Cash Income Tax Paid | 70.35 | 48.6 | 26.57 | 54.69 | 22.05 | |
| Levered Free Cash Flow | 46.01 | 86.28 | 48.19 | -23.6 | 248.91 | |
| Unlevered Free Cash Flow | 45.96 | 86.01 | 47.93 | -23.73 | 248.66 | |
| Change in Net Working Capital | 52.83 | -20.87 | 20.87 | 149.55 | -76.82 | |