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Selected Quarterly Information (Unaudited) (Tables) | 12 Months Ended
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Dec. 30, 2017
Quarterly Financial Information Disclosure [Abstract] |
Schedule of quarterly financial information |
|  | 52-Weeks Ended December 30, 2017 |
|  | Quarter Ending |
|  | April 1 |  |  | July 1 |  |  | September 30 |  |  | December 30 |
Net sales |  | $ | 638,546 |  |  | $ | 816,885 |  |  | $ | 743,077 |  |  | $ | 888,496 |
Gross profit |  |  | 372,123 |  |  |  | 477,858 |  |  |  | 433,665 |  |  |  | 499,518 |
Net income |  |  | 237,812 |  |  |  | 170,950 |  |  |  | 147,413 |  |  |  | 138,780 |
Basic net income per share |  | $ | 1.26 |  |  | $ | 0.91 |  |  | $ | 0.79 |  |  | $ | 0.74 |
Diluted net income per share |  | $ | 1.26 |  |  | $ | 0.91 |  |  | $ | 0.78 |  |  | $ | 0.73 |
|  | 53-Weeks Ended December 31, 2016 |
|  | Quarter Ending |
|  | March 26 |  |  | June 25 |  |  | September 24 |  |  | December 31 |
Net sales |  | $ | 624,040 |  |  | $ | 811,609 |  |  | $ | 722,250 |  |  | $ | 860,767 |
Gross profit |  |  | 339,850 |  |  |  | 462,958 |  |  |  | 405,980 |  |  |  | 470,782 |
Net income |  |  | 88,092 |  |  |  | 161,064 |  |  |  | 125,054 |  |  |  | 136,605 |
Basic net income per share |  | $ | 0.46 |  |  | $ | 0.85 |  |  | $ | 0.66 |  |  | $ | 0.73 |
Diluted net income per share |  | $ | 0.46 |  |  | $ | 0.85 |  |  | $ | 0.66 |  |  | $ | 0.72 |

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=84173487&loc=d3e1280-108306 + Details
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