| In millions, except per share items | Dec-31-22 | Jan-01-22 | Jan-02-21 | Dec-28-19 | Dec-29-18 | Dec-30-17 | Dec-31-16 | Jan-02-16 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K/A |
| Revenues | 934.7 | 812.6 | 789.2 | 721.6 | 784.0 | 1,279.6 | 1,346.7 | 1,145.1 |
| Revenues growth | 15.0% | 3.0% | 9.4% | -8.0% | -38.7% | -5.0% | 17.6% | 3.8% |
| Cost of goods sold | 811.8 | 714.9 | 680.1 | 656.1 | 713.4 | 1,134.5 | 1,220.8 | |
| Gross profit | 122.9 | 97.7 | 109.1 | 65.5 | 70.5 | 145.1 | 126.0 | 110.4 |
| Gross margin | 13.1% | 12.0% | 13.8% | 9.1% | 9.0% | 11.3% | 9.4% | 9.6% |
| Selling, general and administrative expenses | 89.3 | 76.6 | 89.5 | 80.6 | 82.5 | 127.5 | 98.7 | 85.8 |
| Intangible asset amortization | 10.3 | 10.0 | 8.9 | 9.1 | 9.2 | 11.2 | 11.3 | 5.0 |
| Other expense (income), net | | | | | | | | |
| Foreign exchange gain | -1.7 | 1.1 | -1.6 | -0.2 | 0.3 | 5.6 | 1.2 | -1.6 |
| Earnings (loss) from continuing operations before the following | 2.9 | 1.2 | -11.1 | 16.6 | -107.9 | -137.9 | -31.1 | 9.1 |
| Operating margin | 0.3% | 0.1% | -1.4% | 2.3% | -13.8% | -10.8% | -2.3% | 0.8% |
| Interest expense, net | -14.7 | -8.8 | -30.0 | -32.8 | -33.1 | -32.5 | -28.7 | -10.5 |
| Earnings (loss) from continuing operations before income taxes | -11.9 | -7.6 | -50.0 | -16.2 | -141.0 | -170.4 | -74.4 | -6.5 |
| Income tax expense | -2.3 | -6.4 | -7.7 | -3.1 | -13.6 | -35.8 | -23.8 | -3.4 |
| Earnings (loss) from continuing operations | -9.5 | -1.2 | -42.4 | -13.1 | -127.5 | -134.6 | -50.6 | -3.1 |
| Earnings (loss) from discontinued operations | 4.7 | | 124.8 | 12.3 | 18.3 | | -0.8 | -28.3 |
| Net earnings (loss) | -9.5 | -1.2 | -42.4 | -13.8 | -236.7 | -134.6 | -51.1 | -22.6 |
| Dividends and accretion on preferred stock | -3.1 | -4.2 | -10.3 | -8.0 | -7.9 | | | |
| Earnings (loss) attributable to common shareholders | -8.0 | -5.4 | 72.1 | -8.8 | -117.1 | -143.1 | -53.0 | -22.5 |
| |
| Basic and diluted earnings (loss) per share | | | | | | | | |
| Earnings (loss) from continuing operations - Basic | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Earnings (loss) from continuing operations - Diluted | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Earnings (loss) from discontinued operations - Basic | 0.0 | | 0.0 | 0.0 | 0.0 | 86.4 | 0.0 | 0.0 |
| Earnings (loss) from discontinued operations - Diluted | 0.0 | | 0.0 | 0.0 | 0.0 | 86.4 | 0.0 | 0.0 |
| |
| Earnings (loss) attributable to common shareholders - Basic | ($0.07) | ($0.05) | $0.81 | ($0.10) | ($1.34) | ($1.66) | ($0.62) | ($0.31) |
| Earnings (loss) attributable to common shareholders - Diluted | ($0.07) | ($0.05) | $0.81 | ($0.10) | ($1.34) | ($1.66) | ($0.62) | ($0.31) |
| |
| Weighted-average common shares outstanding (000s) | | | | | | | | |
| Basic | 107.7 | 104.1 | 89.2 | 87.8 | 87.1 | 86.4 | 85.6 | |
| Diluted | 107.7 | 104.1 | 89.2 | 87.8 | 87.1 | 86.4 | 85.6 | |