| In millions, except per share items | Jan-01-22 | Jan-02-21 | Dec-28-19 | Dec-29-18 | Dec-30-17 | Dec-31-16 | Jan-02-16 | Jan-03-15 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Net income | 95.9 | 47.4 | 43.5 | -26.3 | -70.6 | -54.1 | -159.2 | 48.6 |
| Depreciation and amortization [+] | 24.4 | 25.1 | 33.1 | 39.3 | 57.9 | 61.8 | 60.8 | 22.2 |
| Depreciation | 21.8 | 20.7 | 19.5 | 21.6 | 26.5 | 28.2 | 31.2 | 19.3 |
| Amortization | 2.6 | 4.4 | 13.6 | 17.7 | 31.3 | 33.6 | 29.6 | 2.9 |
| Asset impairment charges | | | | 12.5 | 32.4 | 9.3 | 22.1 | |
| Stock-based compensation | 46.5 | 40.4 | 18.9 | 13.6 | 12.5 | 16.2 | 18.4 | 12.8 |
| Deferred taxes | | | | | | 0.1 | 21.4 | -7.2 |
| Change in working capital [+] | 0.8 | -21.6 | 25.3 | 10.2 | 21.2 | -5.0 | 7.5 | -42.0 |
| Accounts receivable | -12.0 | 0.3 | -4.0 | -4.0 | 44.6 | -11.4 | 4.6 | -12.3 |
| Inventories | -3.0 | -9.6 | 12.1 | 13.2 | -0.9 | -3.3 | 9.9 | -18.7 |
| Other current assets | 1.9 | -6.4 | 3.7 | -11.7 | 0.9 | -2.3 | -6.7 | -3.2 |
| Accounts payable | 7.0 | -16.8 | 12.5 | -3.5 | | | | |
| Accrued expenses | -2.9 | 6.3 | -3.0 | 16.8 | | | | |
| Deferred revenues | | | | -0.1 | | | 2.0 | |
| Income taxes | | | | 0.5 | -0.6 | 3.2 | 1.7 | |
| Other | 9.7 | 4.6 | 4.0 | -1.1 | -22.9 | 8.7 | -3.9 | -7.8 |
| Other operating activities | 0.1 | 0.4 | 3.4 | 2.2 | -14.9 | 13.4 | 6.1 | 5.8 |
| Cash from operations | 167.7 | 91.7 | 124.1 | 51.5 | 38.5 | 41.7 | -22.9 | 40.1 |
| |
| Capital expenditures [+] | -9.8 | -12.1 | -15.6 | -8.4 | -12.9 | -16.7 | -18.2 | -10.3 |
| Purchases of property and equipment | -9.8 | -12.1 | -15.6 | -8.4 | -12.9 | -16.7 | -18.2 | -10.3 |
| Sales of property and equipment | | | | | 7.9 | | | 14.6 |
| Purchases of intangible assets | -11.9 | -8.7 | -9.6 | -8.1 | | | | |
| Acquisitions | -68.1 | | | | | | -431.1 | |
| Sales of short-term investments, net [+] | | | 9.7 | -4.6 | 5.3 | 6.4 | 117.0 | -37.9 |
| Purchases of short-term investments | | | | -9.6 | -7.4 | -8.5 | -26.0 | -139.8 |
| Sales of short-term investments | | | 9.7 | 5.0 | 12.7 | 14.9 | 143.0 | 101.9 |
| Other cash from investing | | | | | -8.6 | -7.1 | -4.5 | -0.6 |
| Cash from investing | -89.8 | -20.9 | -15.5 | -21.1 | -8.3 | -17.4 | -336.8 | -34.1 |
| |
| Repurchase of common stock, net | -61.3 | -4.9 | 17.2 | 29.3 | 6.1 | 7.6 | -1.3 | -0.9 |
| Financing costs | | | -2.1 | | | | -8.3 | |
| Other cash from financing | -67.3 | -3.2 | -129.2 | -46.1 | -38.7 | -8.7 | 322.9 | -3.4 |
| Cash from financing | -128.6 | -8.1 | -109.9 | -16.8 | -32.6 | -1.1 | 329.9 | -4.3 |
| |
| Free cash flow | 157.9 | 79.6 | 108.5 | 43.1 | 25.7 | 25.0 | -41.1 | 29.9 |
| Per share (diluted) | $1.11 | $0.56 | $0.79 | $0.34 | $0.21 | $0.21 | ($0.35) | $0.25 |
| |
| Cash paid for interest | 2.3 | 3.7 | 11.0 | 18.6 | 20.6 | 18.2 | 11.1 | |
| Cash paid for income taxes | 3.3 | 1.9 | 3.4 | 3.1 | 2.4 | 9.4 | 8.3 | 1.6 |