In millions, except per share items | Mar-31-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| 8-K | 8-K | 8-K | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
Net income | 1.4 | 16.0 | 18.3 | 12.6 | 13.9 | 14.3 | 16.3 | 17.3 |
Depreciation and amortization [+] | | | | 3.1 | 2.5 | 1.5 | -0.6 | -0.5 |
Depreciation | 1.8 | 1.8 | 1.8 | 1.9 | 1.2 | 0.3 | -1.8 | -1.9 |
Amortization of intangible assets | | | | 1.3 | 1.2 | 1.2 | 1.3 | 1.3 |
Asset impairment charges | | | | 0.0 | 0.4 | 0.0 | 0.3 | 0.0 |
Stock-based compensation | | | | 0.6 | 0.6 | 0.6 | 0.5 | 0.7 |
Deferred taxes | | | | 1.3 | 1.4 | -0.2 | 0.5 | 0.7 |
Change in working capital | | | | 11.2 | 5.7 | 3.5 | 0.6 | -3.4 |
Other | | | | 11.2 | 5.7 | 3.5 | 0.6 | -3.4 |
Other operating activities | | | | -11.0 | 1.7 | 44.8 | -49.7 | 49.6 |
Cash from operations | | | | 17.9 | 26.2 | 64.4 | -32.1 | 64.3 |
|
Capital expenditures [+] | | | | -0.3 | -0.9 | -0.5 | -0.8 | -0.3 |
Purchases of property and equipment | | | | -0.3 | -0.9 | -0.5 | -0.8 | -0.3 |
Sales of property and equipment | | | | 0.0 | 0.0 | 0.6 | 0.0 | 0.0 |
Purchases of short-term investments, net | | | | -58.0 | -103.8 | -170.8 | -73.8 | -175.6 |
Purchases of short-term investments | | | | -187.4 | -198.9 | -281.3 | -168.4 | -318.5 |
Sales of short-term investments | | | | 129.4 | 95.0 | 110.4 | 94.7 | 143.0 |
Other cash from investing | | | | 44.0 | -9.0 | 26.5 | 67.0 | 31.3 |
Cash from investing | | | | -14.4 | -113.8 | -144.2 | -7.7 | -144.5 |
|
Cash dividends paid | | | | -3.7 | -3.7 | -3.5 | -3.6 | -3.6 |
Repurchase of common stock, net | | | | -1.9 | -0.4 | -1.8 | -6.9 | -1.1 |
Other cash from financing | | | | 26.2 | -52.3 | 150.5 | 125.3 | 2.7 |
Cash from financing | | | | 20.5 | -56.4 | 145.2 | 114.8 | -2.1 |
|
Free cash flow | | | | 17.6 | 25.2 | 63.8 | -32.9 | 64.0 |
Per share (diluted) | | | | $1.12 | $1.61 | $4.01 | ($2.08) | $4.00 |
|
Cash paid for interest | | | | 4.0 | 5.5 | 4.0 | 5.9 | 4.8 |
Cash paid for income taxes | | | | 6.2 | | 3.7 | 3.1 | 11.2 |