| Net loss | -49.41M |
| Depreciation and amortization | 1.39M |
| Stock-based compensation | 5.97M |
| Loss from revaluation of warrant liability | |
| Gain (loss) on sale of fixed assets | |
| Non-cash interest expense | |
| Other-than-temporary loss on marketable securities | |
| Accounts receivable | -1.65M |
| Inventories | -1.43M |
| Other assets | 354K |
| Accounts payable | |
| Accrued restructuring | |
| Accrued liabilities | 258K |
| Deferred revenue | 306K |
| Net cash used in operating activities | |
| Purchase of furniture, equipment and leasehold improvements | -359K |
| Purchase of certain other assets | |
| Maturities of investments | |
| Net cash provided by investing activities | |
| Net proceeds from issuance of common stock due to exercise of stock options and purchase from ESPP | 2.71M |
| Proceeds from note payable, net of discount | |
| Payments on capital lease obligations and notes | |
| Net cash provided by (used in) financing activities | |
| Net decrease in cash and cash equivalents | -58.14M |
| Cash and cash equivalents, beginning of period | 71.02M |
| Cash and cash equivalents, end of period | 12.88M |
| Cash paid for interest | |