| In millions, except per share items | Dec-31-12 | Sep-30-12 | Jun-30-12 | Mar-31-12 | Dec-31-11 | Sep-30-11 | Jun-30-11 | Mar-31-11 |
| | 10-K/A | 10-Q | 10-Q/A | 10-Q | 10-K/A | 10-Q | 10-Q/A | 10-Q |
| Net income | 0.1 | 0.2 | 0.1 | 0.2 | 0.2 | 0.1 | 0.0 | 0.2 |
| Depreciation and amortization | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Deferred taxes | 0.0 | 0.1 | 0.1 | -0.1 | -0.1 | 0.1 | -0.1 | 0.0 |
| Change in working capital | 0.1 | -0.4 | 0.0 | -0.1 | 0.2 | -0.1 | 0.1 | -0.1 |
| Other | 0.1 | -0.4 | 0.0 | -0.1 | 0.2 | -0.1 | 0.1 | -0.1 |
| Other operating activities | 0.0 | 0.2 | 0.1 | 0.4 | 0.0 | 0.1 | 0.3 | 0.2 |
| Cash from operations | 0.3 | 0.1 | 0.3 | 0.5 | 0.3 | 0.2 | 0.4 | 0.3 |
| |
| Capital expenditures | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | -0.2 |
| Purchases of property and equipment | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | -0.2 |
| Sales of short-term investments | | 0.5 | 0.1 | 0.3 | | 1.4 | 1.1 | 0.2 |
| Sales of short-term investments | 5.1 | 0.5 | 0.1 | 0.3 | 2.8 | 1.4 | 1.1 | 0.2 |
| Other cash from investing | | -2.7 | -0.3 | 2.6 | | 2.0 | 3.6 | 6.0 |
| Cash from investing | -3.8 | -2.3 | -0.2 | 2.8 | -0.4 | 3.4 | 4.6 | 6.0 |
| |
| Issuance of common stock, net | | 0.7 | | 0.7 | | | | |
| Other cash from financing | | 9.0 | -1.9 | 0.9 | | 1.3 | -10.2 | 0.8 |
| Cash from financing | -4.6 | 9.6 | -1.9 | 1.6 | 3.2 | 1.3 | -10.2 | 0.8 |
| |
| Free cash flow | 0.3 | 0.1 | 0.3 | 0.5 | 0.3 | 0.2 | 0.3 | 0.1 |
| Per share (diluted) | $0.34 | $0.09 | $0.36 | $0.59 | $0.34 | $0.31 | $0.35 | $0.15 |
| |
| Cash paid for interest | 0.1 | 0.4 | 0.1 | 0.1 | 0.1 | 0.5 | 0.2 | 0.2 |