| Cash and cash equivalents | |
| Short-term investments in marketable securities | |
| Accounts receivable, net | |
| Inventories | |
| Prepaid expenses and other current assets | |
| Total current assets | |
| Investments in marketable securities | |
| Property and equipment, net | |
| Intangible assets, net | |
| Goodwill | |
| Other assets | |
| Total assets | |
| Accounts payable | |
| Accrued expenses | |
| Deferred revenues | |
| Income taxes payable | |
| Total current liabilities | |
| Deferred revenues | |
| Other liabilities | |
| Convertible senior notes | |
| Total liabilities | |
| Common stock, without par value; 200,000 shares authorized at June 30, 2011 and December 31, 2010; 69,496 and 67,613 shares issued and outstanding as of June 30, 2011 and December 31, 2010, respectively | |
| Additional paid-in capital | |
| Retained earnings | |
| Accumulated other comprehensive income | |
| Total shareholders’ equity | |
| Total liabilities and shareholders’ equity |