In millions, except per share items | Dec-31-22 | Dec-31-21 | Dec-31-20 | Dec-31-19 | Dec-31-18 | Dec-31-17 |
| 10-K | 10-K | 10-K | 10-K | 10-K | S-1 |
Net income | -21.5 | 16.1 | 12.0 | 10.8 | 9.3 | 7.9 |
Depreciation and amortization | 0.9 | 0.9 | 0.9 | 1.2 | | 0.8 |
Stock-based compensation | | | | | 0.9 | 0.9 |
Deferred taxes | | | | | -1.2 | 1.3 |
Change in working capital | 1.3 | 2.5 | 5.7 | 0.0 | 0.1 | 1.0 |
Other | 1.3 | 2.5 | 5.7 | 0.0 | 0.1 | 1.0 |
Other operating activities | 41.1 | 4.8 | -0.4 | 5.5 | 7.6 | -2.5 |
Cash from operations | 21.9 | 24.3 | 18.2 | 17.5 | 16.8 | 9.5 |
|
Capital expenditures [+] | 0.3 | 0.4 | 0.9 | 6.2 | -2.4 | -3.4 |
Purchases of property and equipment | 0.3 | 0.4 | 0.9 | 6.2 | -2.4 | -3.4 |
Sales of property and equipment | | | | 0.1 | | |
Acquisitions | | | 67.0 | | | |
Sales of short-term investments, net [+] | 4.3 | 21.9 | 10.1 | 37.9 | 8.6 | 58.2 |
Purchases of short-term investments | | 13.6 | | 13.7 | | -13.1 |
Sales of short-term investments | 4.3 | 8.3 | 10.1 | 24.2 | 8.6 | 71.3 |
Other cash from investing | -26.9 | -178.0 | -438.4 | -160.9 | -101.1 | -125.7 |
Cash from investing | -22.3 | -155.7 | -360.5 | -116.6 | -94.8 | -71.0 |
|
Issuance of common stock, net | -2.9 | -18.3 | -7.8 | 91.6 | -0.2 | -0.6 |
Other cash from financing | -69.2 | 219.1 | 374.3 | 38.6 | 59.2 | 99.1 |
Cash from financing | -72.1 | 200.7 | 366.4 | 130.2 | 59.0 | 98.5 |
|
Free cash flow | 22.2 | 24.7 | 19.1 | 23.8 | 14.4 | 6.1 |
Per share (diluted) | $1.34 | $1.43 | $1.05 | $1.31 | $0.76 | $0.66 |
|
Cash paid for interest | 4.3 | 3.1 | 5.9 | 8.1 | 5.3 | 3.7 |