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Summary of Quarterly Results (Tables) | 12 Months Ended
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Dec. 28, 2013
Summary of Quarterly Results [Abstract] |
Schedule of Quarterly Financial Information [Table Text Block] |
(dollars in thousands, except per share amounts) | Thirteen Weeks Ended
| March 30, 2013 | June 29, 2013 | Sep. 28, 2013 | Dec. 28, 2013
Net sales | $ | 682,712 | $ | 662,072 | $ | 661,412 | $ | 686,392
Gross profit on sales |  | 191,127 |  | 190,322 |  | 182,763 |  | 181,256
Net income |  | 20,129 |  | 24,179 |  | 11,692 |  | 15,721
Basic and diluted earnings per share |  | .75 |  | .90 |  | .43 |  | .59
(dollars in thousands, except per share amounts) | Thirteen Weeks Ended
| March 31, 2012 | June 30, 2012 | Sep. 29, 2012 | Dec. 29, 2012
Net sales | $ | 661,610 | $ | 677,097 | $ | 668,391 | $ | 694,307
Gross profit on sales |  | 183,125 |  | 187,599 |  | 181,276 |  | 190,553
Net income |  | 20,026 |  | 23,204 |  | 17,178 |  | 22,103
Basic and diluted earnings per share |  | .74 |  | .86 |  | .64 |  | .83

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- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and 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=25249566&loc=d3e1280-108306 + Details
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