| In millions, except per share items | Jun-30-15 | Mar-31-15 | Dec-31-14 | Sep-30-14 | Jun-30-14 | Mar-31-14 | Dec-31-13 | Sep-30-13 |
| | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q |
| Cash Flows from Operating Activities: | | | | | | | | |
| Net income (loss) | -34.2 | -44.6 | -52.5 | -60.5 | -57.3 | -54.9 | -52.2 | -45.6 |
| Adjustments to reconcile net loss to net cash used in operating activities: | | | | | | | | |
| Depreciation and amortization | 34.7 | 36.4 | 37.8 | 38.6 | 46.3 | 48.9 | 51.8 | 54.2 |
| Non-cash employee retirement benefits | -1.7 | -2.2 | | -3.6 | -11.6 | -14.1 | -17.7 | -17.8 |
| Deferred income taxes | -2.3 | -0.5 | -0.1 | 7.8 | 6.3 | 6.0 | 6.1 | -2.8 |
| Share-based compensation | 0.1 | -0.2 | -0.5 | -0.6 | 0.5 | 1.3 | | 2.4 |
| Gain on disposal of property and equipment | -4.1 | | | -6.3 | -3.3 | -3.2 | 0.2 | -0.4 |
| Changes in operating assets and liabilities: | | | | | | | | |
| Accounts receivable | -8.5 | -13.4 | 1.2 | -18.9 | -2.5 | -2.4 | -6.1 | -7.2 |
| Inventories | 4.0 | 15.1 | 23.4 | 28.3 | -12.4 | -25.4 | -40.5 | -47.5 |
| Payables and accrued expenses | 19.6 | 22.4 | 2.7 | 1.4 | 30.4 | 44.2 | 62.3 | 58.8 |
| Employee retirement benefits | -1.6 | -1.7 | -1.5 | -2.0 | -2.5 | -3.2 | -3.3 | -3.3 |
| Recoverable non-income taxes | -6.1 | -1.4 | -0.2 | 0.2 | -0.2 | -4.2 | 1.5 | 0.1 |
| Other | -13.5 | -14.6 | -8.3 | -7.5 | -6.7 | -5.5 | -7.6 | -2.0 |
| Cash used in operating activities | -17.1 | -11.4 | -9.3 | -15.0 | -4.9 | -4.4 | 4.6 | -12.2 |
| |
| Cash Flows from Investing Activities: | | | | | | | | |
| Capital expenditures | -19.6 | -20.1 | -19.8 | -17.7 | -18.0 | -17.1 | -16.7 | -16.0 |
| Change in restricted cash and cash equivalents | 9.3 | 4.3 | 15.0 | 0.1 | -3.5 | 0.8 | -10.3 | 2.8 |
| Proceeds from sale of assets | 4.9 | | | 8.2 | 4.5 | 4.4 | 0.3 | 1.1 |
| Cash (used in) provided by investing activities | -5.4 | -11.8 | 3.3 | -9.4 | -17.0 | -11.9 | -26.7 | -12.1 |
| |
| Cash Flows from Financing Activities: | | | | | | | | |
| Proceeds from Short-term Debt | 20.6 | 22.1 | | | 28.6 | 13.2 | | |
| Repayments of Short-term Debt | -74.7 | -80.4 | -88.2 | | -103.3 | -88.0 | -74.3 | |
| Proceeds from long-term debt | 18.6 | 18.8 | | 29.4 | 17.5 | 17.9 | 17.8 | 7.6 |
| Payments on long-term debt | -15.1 | -15.1 | -18.8 | -18.6 | -11.7 | -10.3 | -6.0 | -5.0 |
| Payments on capital leases | -0.8 | -0.7 | -0.7 | -0.7 | -0.6 | -0.6 | -0.6 | -0.6 |
| Debt issuance cost | -0.7 | | -0.8 | -0.8 | | -0.4 | -0.2 | |
| Other | | | -0.1 | -5.8 | -0.1 | -7.4 | -8.6 | -15.6 |
| Cash provided by (used in) financing activities | -9.4 | -13.4 | -19.9 | 1.6 | 2.8 | -2.8 | 0.9 | -9.9 |
| Effect of Exchange Rate Changes on Cash and Cash Equivalents | | -6.7 | -4.4 | -0.8 | 0.8 | -0.3 | 0.3 | 0.4 |
| Decrease in cash and cash equivalents | -39.3 | -43.3 | -30.3 | -23.6 | -18.3 | -19.4 | -20.9 | -33.8 |
| |
| Cash and Cash Equivalents: | | | | | | | | |
| Beginning of Period | | 97.7 | | 110.0 | | 110.3 | | 110.6 |
| End of Period | 58.4 | 54.4 | 79.7 | 86.4 | 92.0 | 90.9 | 89.7 | 76.8 |
| Supplemental Schedule of Cash Flows and Non-cash Investing and Financing Activities: | | | | | | | | |
| Cash paid for interest | 12.9 | 13.0 | 13.3 | 13.6 | 13.4 | 12.8 | 13.0 | 12.8 |
| Cash paid for taxes | 1.2 | 1.2 | 1.1 | 1.1 | 1.7 | 2.2 | 2.3 | 2.2 |