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QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables) | 12 Months Ended
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Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract] |
Schedule of quarterly financial data |
|  | First |  | Second |  | Third |  | Fourth
2016 |  |  |  |  |  |  |  |
Net sales |  | $ | 550,722 |  |  | $ | 592,418 |  |  | $ | 567,646 |  |  | $ | 563,828 |
Gross profit |  | 189,102 |  |  | 202,927 |  |  | 199,812 |  |  | 197,457 |
Income before income taxes |  | 73,182 |  |  | 45,758 |  |  | 80,296 |  |  | 78,152 |
Net income |  | 53,638 |  |  | 31,317 |  |  | 60,049 |  |  | 53,395 |
Basic earnings per share |  | $ | 0.77 |  |  | $ | 0.46 |  |  | $ | 0.90 |  |  | $ | 0.81 |
Diluted earnings per share |  | $ | 0.76 |  |  | $ | 0.45 |  |  | $ | 0.89 |  |  | $ | 0.81 |
2015 |  |  |  |  |  |  |  |
Net sales |  | $ | 657,900 |  |  | $ | 664,740 |  |  | $ | 645,166 |  |  | $ | 567,985 |
Gross profit |  | 220,390 |  |  | 225,781 |  |  | 198,894 |  |  | 196,079 |
Income (loss) before income taxes |  | 92,707 |  |  | 94,434 |  |  | (88,526 | ) |  | 71,172 |
Net income (loss) |  | 68,354 |  |  | 70,898 |  |  | (60,466 | ) |  | 48,692 |
Basic earnings (loss) per share |  | $ | 0.90 |  |  | $ | 0.95 |  |  | $ | (0.82 | ) |  | $ | 0.68 |
Diluted earnings (loss) per share |  | $ | 0.89 |  |  | $ | 0.94 |  |  | $ | (0.82 | ) |  | $ | 0.68 |

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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=68076893&loc=d3e1280-108306 + Details
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