In millions, except per share items | Dec-31-15 | Dec-31-14 | Dec-31-13 | Dec-31-12 | Dec-31-11 | Dec-31-10 | Dec-31-09 | Dec-31-08 |
| 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
Net income | -7.2 | -8.5 | -2.2 | -2.8 | -7.5 | -8.4 | -5.3 | -12.6 |
Depreciation and amortization | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.9 | 0.9 | 0.6 |
Stock-based compensation | 0.8 | 0.8 | 0.6 | 0.4 | 0.7 | 0.7 | 0.2 | 1.5 |
Deferred taxes | | | | | | -0.2 | | |
Change in working capital [+] | -0.7 | 0.3 | -0.3 | -1.2 | -0.1 | -0.3 | -1.0 | -1.0 |
Accounts receivable | 1.5 | -1.1 | -0.2 | -0.4 | -0.7 | 0.1 | 0.2 | 0.2 |
Inventories | 0.1 | -0.2 | -0.3 | 0.0 | 0.0 | -0.1 | -0.1 | |
Other current assets | 0.1 | 0.4 | 0.0 | 0.1 | 0.1 | -0.1 | | |
Accounts payable | -0.3 | 0.4 | 0.2 | -0.4 | 0.4 | 0.2 | -0.2 | -2.1 |
Accrued expenses | -2.1 | 0.9 | 0.3 | -0.3 | 0.3 | 0.0 | | |
Deferred revenues | 0.1 | -0.1 | -0.3 | -0.3 | -0.3 | -0.3 | | |
Other | -0.1 | -0.1 | 0.0 | 0.1 | 0.1 | 0.0 | -0.9 | |
Other operating activities | 1.2 | -0.1 | -0.8 | -0.3 | -0.5 | -0.1 | -0.4 | 1.5 |
Cash from operations | -5.5 | -7.0 | -2.1 | -3.4 | -6.7 | -7.5 | -5.6 | -10.0 |
|
Capital expenditures [+] | 0.0 | -0.2 | -0.3 | -0.6 | -1.1 | -0.1 | -0.2 | 0.0 |
Purchases of property and equipment | 0.0 | -0.2 | -0.3 | -0.6 | -1.1 | -0.1 | -0.2 | |
Sales of property and equipment | | 0.0 | 0.6 | 0.0 | 0.0 | | | |
Purchases of short-term investments, net | | | 0.7 | 6.0 | -7.0 | 2.3 | 0.7 | -20.5 |
Purchases of short-term investments | | | | -1.2 | -26.5 | | -10.0 | -20.5 |
Sales of short-term investments | | | 0.7 | 7.2 | 19.5 | 2.3 | 10.8 | |
Other cash from investing | | | | 0.4 | | 23.4 | 0.0 | |
Cash from investing | 0.0 | -0.2 | 1.1 | 5.8 | -8.0 | 25.5 | 0.6 | 5.3 |
|
Issuance of common stock, net | 0.9 | 0.5 | | | | | 0.0 | |
Option exercises | | | 0.1 | 0.1 | | | | |
Financing costs | | -0.2 | -0.1 | -0.1 | -0.1 | | | |
Other cash from financing | -1.1 | 4.6 | 5.0 | 0.1 | 4.7 | | | |
Cash from financing | -0.3 | 5.3 | 5.0 | 0.0 | 4.8 | -0.2 | -4.0 | -25.4 |
|
Free cash flow | -5.5 | -7.2 | -2.4 | -4.0 | -7.8 | -7.6 | -5.8 | -10.0 |
Per share (diluted) | ($1.42) | ($1.95) | ($0.04) | ($0.08) | ($0.15) | ($0.23) | ($0.31) | ($0.30) |
|
Cash paid for interest | 1.0 | 0.9 | 0.3 | 0.3 | 0.1 | 0.6 | | |