| In millions, except per share items | Mar-31-15 | Dec-31-14 | Sep-30-14 | Jun-30-14 | Mar-31-14 | Dec-31-13 | Sep-30-13 | Jun-30-13 |
| | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
| Net income | 7.2 | 7.1 | -32.8 | 17.5 | 1.3 | 0.5 | 0.1 | 25.0 |
| Depreciation and amortization [+] | 1.0 | 4.8 | 1.6 | 2.1 | 1.1 | 3.2 | 1.0 | 0.4 |
| Depreciation | 0.1 | 0.2 | 0.1 | 0.2 | 0.1 | 0.1 | 0.0 | 0.1 |
| Amortization of intangible assets | 0.9 | 4.6 | 1.4 | 2.0 | 1.0 | 3.1 | 1.0 | 0.3 |
| Stock-based compensation | 2.4 | 2.0 | 2.3 | 1.9 | 1.4 | 1.2 | 1.3 | 1.3 |
| Tax benefit from stock-based compensation | -0.1 | 0.0 | 0.0 | 0.0 | 0.0 | | | |
| Deferred taxes | | | 2.9 | -2.9 | | | | |
| Change in working capital [+] | -0.9 | 4.4 | -5.0 | -3.0 | 3.0 | 12.7 | -2.4 | 2.1 |
| Accounts receivable | -6.7 | 2.0 | 2.6 | -17.1 | 2.1 | 2.3 | -5.0 | -0.9 |
| Inventories | -0.9 | -0.8 | -1.1 | -0.2 | 0.7 | 1.0 | 0.6 | -0.6 |
| Other current assets | -0.8 | -1.7 | -0.7 | 0.5 | 0.3 | -0.8 | -0.6 | 0.3 |
| Accounts payable | 4.8 | -3.0 | 0.8 | -0.5 | 0.7 | 0.5 | -0.3 | 0.7 |
| Deferred revenues | 0.0 | | 0.2 | | 0.2 | | | |
| Other | 2.6 | 8.0 | -6.9 | 14.3 | -1.0 | 9.7 | 3.0 | 2.5 |
| Other operating activities | -3.9 | -10.4 | 30.6 | 0.9 | 0.2 | -6.0 | 0.1 | -30.9 |
| Cash from operations | 5.6 | 8.0 | -0.4 | 16.5 | 7.0 | 11.5 | 0.2 | -2.2 |
| |
| Capital expenditures | -0.1 | -0.2 | -0.1 | -0.3 | 0.0 | -0.5 | -0.2 | -0.1 |
| Purchases of property and equipment | -0.1 | -0.2 | -0.1 | -0.3 | 0.0 | -0.5 | -0.2 | -0.1 |
| Acquisitions | | -28.1 | | -13.7 | | | | |
| Purchases of short-term investments, net | -21.1 | -1.0 | 2.0 | -0.3 | -1.0 | -43.9 | | |
| Purchases of short-term investments | -34.4 | -16.3 | -7.5 | -3.8 | -1.4 | -43.9 | | |
| Sales of short-term investments | 13.3 | 15.3 | 9.4 | 3.6 | 0.5 | | | |
| Other cash from investing | | 28.1 | | -0.3 | | | | 11.0 |
| Cash from investing | -21.2 | -1.2 | 1.8 | -14.6 | -1.0 | -44.4 | -0.2 | 10.8 |
| |
| Issuance of common stock, net | | | | | | 64.5 | | 64.5 |
| Option exercises | 1.6 | | 1.1 | 1.2 | 0.9 | | 0.2 | 0.3 |
| Other cash from financing | 3.3 | 0.3 | 14.7 | 0.2 | 0.5 | -65.9 | -1.1 | -65.7 |
| Cash from financing | 1.7 | 0.3 | 13.7 | -1.0 | -0.4 | -1.4 | -1.3 | -1.5 |
| |
| Free cash flow | 5.5 | 7.8 | -0.6 | 16.2 | 6.9 | 11.0 | 0.1 | -2.4 |
| Per share (diluted) | $0.25 | $0.38 | ($0.03) | $0.75 | $0.32 | $0.53 | $0.00 | ($0.11) |
| |
| Cash paid for interest | 0.2 | | 1.0 | 0.3 | 0.2 | | 0.2 | 0.5 |