| In millions, except per share items | Dec-31-21 | Sep-30-21 | Jun-30-21 | Mar-31-21 | Dec-31-20 | Sep-30-20 | Jun-30-20 | Mar-31-20 |
| | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q | 10-Q |
| Net income | 13.0 | 58.0 | 16.0 | -90.0 | -90.0 | -31.0 | -34.0 | 54.0 |
| Depreciation and amortization | 17.0 | 18.0 | 17.0 | 102.0 | 87.0 | 21.0 | 22.0 | 23.0 |
| Stock-based compensation | 2.0 | 1.0 | 1.0 | 1.0 | | 1.0 | 2.0 | 2.0 |
| Deferred taxes | 26.0 | -17.0 | 2.0 | -14.0 | -23.0 | -9.0 | -3.0 | 26.0 |
| Change in working capital [+] | -14.0 | 30.0 | 25.0 | -3.0 | 108.0 | -8.0 | -8.0 | -90.0 |
| Accounts receivable | 6.0 | -4.0 | -15.0 | -10.0 | 23.0 | -9.0 | 44.0 | -26.0 |
| Inventories | 13.0 | 19.0 | 44.0 | 16.0 | 89.0 | 51.0 | -37.0 | -24.0 |
| Accounts payable | -14.0 | 18.0 | 8.0 | 1.0 | -18.0 | -28.0 | | -18.0 |
| Other | -19.0 | -3.0 | -12.0 | -10.0 | 14.0 | -22.0 | -15.0 | -22.0 |
| Other operating activities | 3.0 | -11.0 | -6.0 | 3.0 | -15.0 | 2.0 | -7.0 | -92.0 |
| Cash from operations | 47.0 | 79.0 | 55.0 | -1.0 | 67.0 | -24.0 | -28.0 | -77.0 |
| |
| Capital expenditures [+] | -28.0 | -20.0 | -14.0 | -4.0 | -5.0 | -6.0 | -15.0 | -22.0 |
| Purchases of property and equipment | -28.0 | -20.0 | -14.0 | -4.0 | -5.0 | -6.0 | -15.0 | -22.0 |
| Sales of property and equipment | 1.0 | | | 1.0 | 5.0 | 1.0 | | |
| Other cash from investing | | 6.0 | 17.0 | -1.0 | 7.0 | -2.0 | | 340.0 |
| Cash from investing | -27.0 | -14.0 | 3.0 | -4.0 | 7.0 | -7.0 | -15.0 | 318.0 |
| |
| Cash dividends paid | -3.0 | -3.0 | -3.0 | -3.0 | -3.0 | -105.0 | -3.0 | |
| Repurchase of common stock, net | -1.0 | -12.0 | -57.0 | -10.0 | -7.0 | | -20.0 | -7.0 |
| Other cash from financing | -10.0 | -1.0 | 1.0 | -1.0 | | | -1.0 | |
| Cash from financing | -14.0 | -16.0 | -59.0 | -14.0 | -10.0 | -105.0 | -24.0 | -7.0 |
| |
| Free cash flow | 19.0 | 59.0 | 41.0 | -5.0 | 62.0 | -30.0 | -43.0 | -99.0 |
| Per share (diluted) | $0.62 | $1.99 | $1.27 | ($0.15) | $1.81 | ($0.89) | ($1.24) | ($2.80) |
| |
| Cash paid for interest | | | 1.0 | | | | | |