| In millions, except per share items | Dec-30-17 | Dec-31-16 | Jan-02-16 | Jan-03-15 | Dec-28-13 | Dec-29-12 | Dec-31-11 | Jan-01-11 |
| | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K | 10-K |
| Net revenue | 2,226.8 | 2,109.2 | 1,656.4 | 1,620.9 | 1,504.3 | 1,362.9 | 1,635.0 | 979.8 |
| Net revenue growth | 5.6% | 27.3% | 2.2% | 7.8% | 10.4% | -16.6% | 66.9% | 6.7% |
| Cost of sales | 1,426.7 | 1,345.4 | 1,077.1 | 1,042.5 | 963.1 | 872.3 | 1,065.1 | 601.0 |
| Gross profit | 800.2 | 763.8 | 579.3 | 578.5 | 541.3 | 490.6 | 569.9 | 378.8 |
| Gross margin | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Selling, general and administrative expenses | 643.9 | 594.0 | 464.5 | 478.5 | 447.2 | 415.6 | 495.3 | 359.6 |
| Transaction and integration related expenses | 3.0 | 66.3 | 7.7 | | | | | |
| Settlements of certain litigation | | | 5.7 | | | | | |
| Impairment charges | 114.8 | 4.5 | 12.0 | 13.0 | 1.9 | 9.4 | 12.7 | |
| Other operating expense/(income), net | 0.0 | -5.6 | -1.3 | -1.4 | -7.5 | -1.0 | 1.0 | 6.5 |
| Operating income | 38.5 | 104.6 | 90.6 | 104.9 | 102.3 | 88.9 | 70.4 | 12.1 |
| Operating margin | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Other (income)/expense, net | -1.5 | 0.2 | 0.2 | | -7.5 | 1.0 | 1.0 | |
| Income before interest and income taxes | 40.0 | 104.5 | 90.5 | | | | | |
| Loss on early extinguishment of debt | | 4.7 | | | | | | |
| Interest expense, net | 38.8 | 32.6 | 10.9 | 13.3 | 14.4 | 9.5 | 10.6 | 3.9 |
| Income before income taxes | 1.3 | 67.1 | 79.6 | 91.5 | 87.9 | 79.4 | 59.8 | 8.2 |
| Income tax (benefit)/expense | -146.1 | 25.3 | 28.9 | 32.3 | 32.3 | 33.9 | 21.1 | 5.6 |
| Income from continuing operations | 147.4 | 41.8 | 50.7 | 59.2 | 55.6 | 45.5 | 38.7 | 2.5 |
| Income/(loss) from discontinued operations, net of income tax | 1.9 | -27.1 | | 133.3 | 23.5 | 14.0 | | |
| Net income | 149.3 | 56.5 | 50.7 | 192.5 | 79.1 | 59.5 | 38.7 | 2.5 |
| Net income/(loss) attributable to non-controlling interests | 0.9 | -0.2 | 0.0 | -0.1 | 0.4 | 0.4 | 0.5 | 0.0 |
| Net income attributable to Snyder’s-Lance, Inc. | 148.5 | 14.9 | 50.7 | 192.6 | 78.7 | 59.1 | 38.3 | 2.5 |
| Continuing operations | 146.6 | 42.0 | 50.7 | 59.3 | 55.2 | 45.1 | 38.3 | 2.5 |
| Discontinued operations | 1.9 | -27.1 | | 133.3 | 23.5 | 14.0 | | |
| Net income attributable to Snyder's-Lance, Inc. | 148.5 | 14.9 | 50.7 | 192.6 | 78.7 | 59.1 | 38.3 | 2.5 |
| |
| Basic earnings per share: | | | | | | | | |
| Continuing operations (in dollars per share) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | |
| Discontinued operations (in dollars per share) | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | | |
| |
| Total basic earnings per share (in dollars per share) | $1.53 | $0.17 | $0.72 | $2.74 | $1.13 | $0.86 | $0.57 | $0.07 |
| |
| Diluted earnings per share: | | | | | | | | |
| Continuing operations (in dollars per share) | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | | |
| Discontinued operations (in dollars per share) | 0.0 | 0.0 | | 0.0 | 0.0 | 0.0 | | |
| Total diluted earnings per share (in dollars per share) | $1.52 | $0.16 | $0.71 | $2.72 | $1.12 | $0.85 | $0.56 | $0.07 |
| |
| Dividends declared per common share (in dollars per share) | $0.64 | $0.64 | $0.64 | $0.64 | $0.64 | $0.64 | $0.64 | $4.39 |