| Net income | -2.61M |
| Depreciation and amortization | 5M |
| Noncash stock-based compensation | 36.04M |
| Excess tax benefits from stock-based compensation | -1.2M |
| Deferred income taxes | -6.92M |
| Trade accounts receivable | 7.2M |
| Prepaid expenses and other current assets | -4.31M |
| Other assets | 854K |
| Accounts payable | -202K |
| Accrued liabilities | 756K |
| Deferred revenue | 9.24M |
| Other liabilities | 183K |
| Net cash provided by operating activities | 44.29M |
| Purchase of short-term investments | -66.61M |
| Proceeds from maturity of short-term investments | 47.85M |
| Purchase of property and equipment | -2.08M |
| Net cash used in investing activities | -20.84M |
| Repurchase of common stock | 0 |
| Proceeds from the exercise of stock options | |
| Excess tax benefits from stock-based compensation | 1.2M |
| Net cash provided by (used in) financing activities | 12.65M |
| Effects of exchange rate - changes in cash | -2.41M |
| Net increase in cash and cash equivalents | 33.69M |
| Cash and cash equivalents at beginning of period | 288.11M |
| Cash and cash equivalents at end of period | 321.79M |