In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 | Dec-31-16 | Dec-31-15 |
| 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
Net income | -5.5 | -2.7 | -4.4 | -3.8 | -2.9 | -8.9 | -3.3 | -27.9 |
Depreciation and amortization [+] | 5.3 | 3.7 | 3.6 | 4.5 | 5.4 | 6.3 | 6.4 | 4.1 |
Depreciation | 5.3 | 3.7 | 3.6 | 4.5 | 5.4 | 6.3 | 6.4 | 4.1 |
Asset impairment charges | | | | | | 0.0 | | |
Stock-based compensation | 1.5 | 1.6 | 1.6 | 1.2 | 0.9 | 0.2 | 0.1 | 1.8 |
Deferred taxes | 0.0 | 0.0 | 0.3 | -0.1 | -0.3 | 0.1 | 0.2 | 0.1 |
Change in working capital [+] | -1.9 | 1.1 | 1.5 | -0.2 | -0.1 | -14.8 | 3.1 | 6.3 |
Accounts receivable | -1.1 | -0.5 | 1.4 | -1.0 | -0.2 | 0.2 | 0.6 | -0.2 |
Inventories | -1.5 | 0.0 | -0.4 | -0.2 | 0.2 | -0.2 | 1.3 | -0.5 |
Other current assets | -0.1 | -0.1 | 0.2 | 0.1 | -0.4 | 0.5 | 0.2 | -0.1 |
Accounts payable | 0.6 | 0.1 | 0.9 | 0.1 | -0.5 | 0.4 | -2.6 | |
Deferred revenues | | | | | | | 0.1 | -0.1 |
Other | 0.2 | 1.7 | -0.6 | 0.8 | 0.8 | -15.7 | 3.5 | 7.2 |
Other operating activities | -0.4 | -2.3 | -0.4 | 0.7 | -0.1 | 21.2 | -6.1 | 9.1 |
Cash from operations | -1.1 | 1.5 | 2.1 | 2.2 | 2.9 | 4.1 | 0.3 | -6.6 |
|
Capital expenditures [+] | -3.6 | -3.7 | -2.2 | -0.1 | 0.0 | 0.0 | 0.0 | 0.0 |
Purchases of property and equipment | -3.6 | -3.7 | -2.2 | -0.1 | | | | |
Sales of property and equipment | | | | | 0.0 | -0.3 | | 0.0 |
Acquisitions | | | | | | | 0.1 | -42.5 |
Other cash from investing | -0.6 | -3.5 | | -2.7 | -1.8 | -1.9 | -1.0 | -1.7 |
Cash from investing | -4.2 | -7.1 | -2.2 | -2.8 | -1.8 | -2.2 | -0.9 | -44.2 |
|
Issuance of common stock, net | | | | | 17.0 | | | |
Option exercises | | | 0.0 | | | | | |
Financing costs | | -0.1 | | | | | | |
Other cash from financing | -0.5 | 0.0 | 2.6 | -0.3 | -5.7 | -1.8 | 1.2 | 42.7 |
Cash from financing | -0.5 | 0.1 | 2.5 | -0.3 | 11.3 | -1.8 | 1.2 | 42.7 |
|
Free cash flow | -4.7 | -2.1 | -0.1 | 2.1 | 2.9 | 4.1 | 0.3 | -6.6 |
Per share (diluted) | ($0.13) | ($0.06) | $0.00 | $0.07 | $0.15 | $1.53 | $0.14 | ($0.77) |
|
Cash paid for interest | 0.7 | 0.2 | 0.2 | 0.8 | 1.0 | 2.2 | 2.1 | 1.2 |
Cash paid for income taxes | 0.0 | | | | | | | |