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Quarterly Financial Results | 12 Months Ended
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Dec. 31, 2016
Quarterly Financial Results [Abstract] |
Quarterly Financial Results | NOTE L – QUARTERLY FINANCIAL RESULTS (Unaudited) ﻿ The following table summarizes quarterly financial information for fiscal years 2015 and 2016. ﻿ ﻿
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﻿2015 |  | First |  | Second |  | Third |  | Fourth |
﻿ |  |  |  |  |  |  |  |  |
﻿Net sales |  | $ 219,378 |  | $ 233,244 |  | $ 233,292 |  | $ 232,585 |
﻿ |  |  |  |  |  |  |  |  |
﻿Gross profit |  | $ 181,014 |  | $ 193,155 |  | $ 192,244 |  | $ 192,404 |
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﻿Net earnings |  | $ 19,680 |  | $ 25,416 |  | $ 25,609 |  | $ 23,967 |
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﻿Earnings per share: |  |  |  |  |  |  |  |  |
﻿Basic |  | $ 0.78 |  | $ 1.00 |  | $ 1.00 |  | $ 0.95 |
﻿Diluted |  | $ 0.75 |  | $ 0.96 |  | $ 0.96 |  | $ 0.92 |
﻿ |  |  |  |  |  |  |  |  |
﻿2016 |  | First |  | Second |  | Third |  | Fourth |
﻿ |  |  |  |  |  |  |  |  |
﻿Net sales |  | $ 240,449 |  | $ 258,514 |  | $ 254,219 |  | $ 252,901 |
﻿ |  |  |  |  |  |  |  |  |
﻿Gross profit |  | $ 197,529 |  | $ 212,544 |  | $ 209,240 |  | $ 206,580 |
﻿ |  |  |  |  |  |  |  |  |
﻿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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﻿

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68076893&loc=d3e1570-108306 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e765-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=68064558&loc=d3e725-108305 + Details
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