| Net income | 46.64M |
| Depreciation and amortization | |
| Deferred income taxes | |
| Stock-based compensation | 21.2M |
| Excess tax benefits | |
| (Gain) Loss on disposition of property, plant and equipment and available for sale securities | |
| Receivables | -15.99M |
| Inventories | 1.3M |
| Insurance recovery | |
| Prepaid expenses and other assets | -11.79M |
| Accounts payable | 6.78M |
| Accrued liabilities | 8.89M |
| Deferred revenue | 3.3M |
| Income taxes payable | -7.88M |
| Other liabilities | 5.81M |
| Net cash provided by operations | 84.69M |
| Purchase of available-for-sale investments | |
| Proceeds from sales and maturities of available-for-sale investments | |
| Proceeds from sale of property, plant and equipment | |
| Purchases of property, plant and equipment | |
| Acquisitions, net of cash acquired | 0 |
| Net cash used in investing activities | 15.6M |
| Excess tax benefit received on stock options | |
| Exercise of stock options | 1.68M |
| Repurchase of outstanding common stock | -539K |
| Repayment of debt | |
| Net cash provided by (used in) financing activities | -14.16M |
| Effect of exchange rate increase (decrease) on cash and cash equivalents | |
| Net increase (decrease) in cash and cash equivalents | 86.13M |
| Cash and cash equivalents at beginning of period | 211.81M |
| Cash and cash equivalents at end of period | 297.94M |