| Net loss | -21.77M |
| Depreciation and amortization (Note 10) | 21.75M |
| Stock-based compensation | 931K |
| (Gain) loss on short- and long-term investments | |
| Loss on disposal of assets | -473K |
| Severance and other expenses (Note 9) | 153K |
| Asset impairment charge (Note 10) | |
| Non-cash interest expense | 1.09M |
| Gain on extinguishment of debt | 0 |
| Changes in operating assets and liabilities | 13.06M |
| Cash (used for) provided by operating activities | |
| Capital expenditures | -5.68M |
| Purchases of short-term investments | -1.01M |
| Sales/maturities of short-term investments | 1.47M |
| Cash provided by (used for) investing activities | |
| Repayment of long-term debt | -1.85M |
| Debt issuance costs | 0 |
| Proceeds from issuance of common stock | 69K |
| Cash used for financing activities | |
| Net decrease in cash and cash equivalents | 7.8M |
| Cash and cash equivalents at beginning of period | 39.45M |
| Cash and cash equivalents at end of period | 47.26M |
| Cash interest paid (net of amount capitalized) | 25K |
| Income taxes paid | 7.32M |