| In millions, except per share items | Sep-30-12 | Jun-30-12 | Mar-31-12 | Dec-31-11 | Sep-30-11 | Jun-30-11 | Mar-31-11 | Dec-31-10 |
| | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K |
| Net income | 2.3 | 3.1 | 0.8 | -1.2 | -1.3 | -1.2 | 0.5 | 0.6 |
| Depreciation and amortization | 4.7 | 4.9 | 5.0 | 5.0 | 4.8 | 4.7 | 4.6 | 4.5 |
| Stock-based compensation | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 | 0.9 | 1.1 | 1.2 |
| Tax benefit from stock-based compensation | | | | 0.0 | | | | |
| Deferred taxes | -1.1 | -0.5 | -1.0 | -1.6 | -1.7 | -2.6 | -0.6 | -0.2 |
| Change in working capital [+] | -0.9 | -6.7 | -8.0 | -9.8 | -7.3 | -8.7 | -14.3 | -11.2 |
| Accounts receivable | -3.1 | -1.9 | 3.1 | -1.9 | -1.6 | -1.5 | -2.2 | 0.8 |
| Inventories | -0.7 | 1.1 | -0.6 | -1.9 | 1.8 | 2.3 | -2.4 | -2.0 |
| Accounts payable | 4.2 | -0.6 | 0.2 | 1.6 | 0.3 | -1.9 | -2.3 | -1.4 |
| Other | -1.3 | -5.2 | -10.7 | -7.7 | -7.8 | -7.6 | -7.4 | -8.7 |
| Other operating activities | 7.5 | 11.6 | 11.9 | 12.2 | 10.7 | 11.6 | 14.0 | 11.3 |
| Cash from operations | 13.0 | 13.1 | 9.4 | 5.2 | 6.1 | 4.7 | 5.3 | 6.1 |
| |
| Capital expenditures | -0.8 | -1.4 | -1.5 | -1.9 | -1.7 | -1.2 | -1.0 | -0.5 |
| Purchases of property and equipment | -0.8 | -1.4 | -1.5 | -1.9 | -1.7 | -1.2 | -1.0 | -0.5 |
| Other cash from investing | -1.7 | -1.5 | -2.2 | -2.0 | -1.4 | -1.4 | -0.5 | -0.2 |
| Cash from investing | -2.5 | -2.9 | -3.7 | -3.8 | -3.2 | -2.6 | -1.5 | -0.7 |
| |
| Other cash from financing | -5.6 | -9.1 | -5.7 | -1.5 | -3.9 | -3.9 | -7.3 | -9.0 |
| Cash from financing | -5.6 | -9.1 | -5.7 | -1.5 | -3.9 | -3.9 | -7.3 | -9.0 |
| |
| Free cash flow | 12.3 | 11.7 | 7.9 | 3.4 | 4.3 | 3.5 | 4.3 | 5.6 |
| Per share (diluted) | $0.86 | $0.82 | $0.57 | $0.24 | $0.31 | $0.25 | $0.30 | $0.39 |
| |
| Cash paid for income taxes | 2.7 | 2.3 | 1.7 | 2.2 | 2.9 | -1.1 | -1.5 | -2.1 |