| In millions, except per share items | Mar-31-13 | Dec-31-12 | Sep-30-12 | Jun-30-12 | Mar-31-12 | Dec-31-11 | Sep-30-11 | Jun-30-11 |
| | 10-Q | 10-K/A | 10-Q | 10-Q/A | 10-Q | 10-K/A | 10-Q | 10-Q/A |
| Net income | 0.4 | 0.8 | 0.8 | 0.9 | 0.8 | 0.8 | 0.7 | 0.7 |
| Depreciation and amortization | | -0.4 | | | | -0.5 | | -0.2 |
| Stock-based compensation | 0.0 | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | 0.0 |
| Change in working capital | -0.2 | 0.8 | -0.1 | | -0.2 | 0.9 | 0.1 | 0.2 |
| Other | -0.2 | 0.8 | -0.1 | | -0.2 | 0.9 | 0.1 | 0.2 |
| Other operating activities | 4.4 | -5.3 | 0.3 | 0.1 | 1.3 | 1.8 | -1.2 | -1.8 |
| Cash from operations | 4.5 | -4.1 | 1.0 | 1.0 | 2.0 | 3.1 | -0.4 | -1.1 |
| |
| Capital expenditures | 0.0 | -0.1 | 0.0 | 0.0 | 0.0 | 0.0 | -0.1 | 0.0 |
| Purchases of property and equipment | 0.0 | -0.1 | 0.0 | | 0.0 | 0.0 | -0.1 | |
| Purchases of short-term investments, net | 0.6 | -2.0 | 3.7 | | 2.1 | -23.4 | -1.4 | 1.3 |
| Purchases of short-term investments | -1.0 | -2.0 | | | -2.0 | -23.4 | -5.2 | -7.1 |
| Sales of short-term investments | 1.5 | | 3.7 | | 4.1 | | 3.9 | 8.4 |
| Other cash from investing | -4.2 | 14.6 | -0.3 | | 0.7 | 17.2 | -10.7 | -7.5 |
| Cash from investing | -3.7 | 12.6 | 3.3 | 0.0 | 2.7 | -6.2 | -12.2 | -6.3 |
| |
| Cash dividends paid | -0.4 | -1.7 | -0.4 | | -0.4 | -1.4 | -0.3 | -0.3 |
| Repurchase of common stock, net | 0.0 | 0.0 | 0.0 | | -0.1 | -0.1 | -1.0 | 0.2 |
| Option exercises | 0.0 | | 0.0 | | 0.0 | | 0.2 | |
| Other cash from financing | -12.6 | 18.2 | -1.9 | | -20.4 | 20.2 | 6.9 | 13.6 |
| Cash from financing | -13.1 | 16.6 | -2.4 | 0.0 | -20.9 | 18.7 | 5.4 | 13.5 |
| |
| Free cash flow | 4.5 | -4.1 | 1.0 | 1.0 | 2.0 | 3.1 | -0.5 | -1.1 |
| Per share (diluted) | $0.83 | ($0.77) | $0.18 | $0.18 | $0.36 | $0.57 | ($0.10) | ($0.20) |
| |
| Cash paid for interest | 0.2 | | 0.3 | | 0.4 | | 0.4 | 1.0 |