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Quarterly Financial Results (Tables) | 12 Months Ended
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Dec. 29, 2018
Quarterly Financial Results [Abstract] |
Summary Of Quarterly Financial Information |
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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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﻿2018 |  | First |  | Second |  | Third |  | Fourth |
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﻿Net sales |  | $ 291,998 |  | $ 301,460 |  | $ 296,767 |  | $ 299,023 |
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﻿Gross profit |  | $ 242,623 |  | $ 251,469 |  | $ 244,890 |  | $ 249,556 |
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﻿Net earnings |  | $ 28,946 |  | $ 33,907 |  | $ 31,040 |  | $ 32,331 |
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﻿Earnings per share: |  |  |  |  |  |  |  |  |
﻿Basic |  | $ 1.20 |  | $ 1.40 |  | $ 1.28 |  | $ 1.35 |
﻿Diluted |  | $ 1.19 |  | $ 1.36 |  | $ 1.24 |  | $ 1.32 |
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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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=109225645&loc=d3e1280-108306 + Details
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