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Quarterly Financial Results (Tables) | 12 Months Ended
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Dec. 30, 2017
Quarterly Financial Results [Abstract] |
Summary Of Quarterly Financial Information |
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﻿2016 |  | First |  | Second |  | Third |  | Fourth |
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﻿Net sales |  | $ 240,449 |  | $ 258,514 |  | $ 254,219 |  | $ 252,901 |
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﻿Gross profit |  | $ 197,529 |  | $ 212,544 |  | $ 209,240 |  | $ 206,580 |
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﻿Net earnings |  | $ 22,299 |  | $ 25,762 |  | $ 30,098 |  | $ 21,882 |
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﻿Earnings per share: |  |  |  |  |  |  |  |  |
﻿Basic |  | $ 0.92 |  | $ 1.08 |  | $ 1.24 |  | $ 0.90 |
﻿Diluted |  | $ 0.89 |  | $ 1.03 |  | $ 1.20 |  | $ 0.87 |
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﻿2017 |  | First |  | Second |  | Third |  | Fourth |
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﻿Net sales |  | $ 255,323 |  | $ 257,063 |  | $ 261,765 |  | $ 273,114 |
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﻿Gross profit |  | $ 212,669 |  | $ 213,161 |  | $ 214,630 |  | $ 227,401 |
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﻿Net earnings (loss) |  | $ 21,358 |  | $ 23,259 |  | $ 23,769 |  | $ (5,851) |
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﻿Earnings (Loss) per share: |  |  |  |  |  |  |  |  |
﻿Basic |  | $ 0.87 |  | $ 0.95 |  | $ 0.98 |  | $ (0.24) |
﻿Diluted |  | $ 0.86 |  | $ 0.93 |  | $ 0.97 |  | $ (0.24) |
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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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