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QUARTERLY FINANCIAL DATA (UNAUDITED) (Tables) | 12 Months Ended
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Dec. 31, 2012
QUARTERLY FINANCIAL DATA (UNAUDITED) |
Schedule of quarterly financial data |
|  | Quarters and Year Ended December 31, 2012 |
--- | --- | --- | ---
(In thousands, except per share data*) |  | Q1 |  | Q2 |  | Q3 |  | Q4 |  | Total |
Net sales |  | $ | 859,929 |  | $ | 867,713 |  | $ | 813,502 |  | $ | 784,692 |  | $ | 3,325,836 |
Gross margin |  |  | 103,533 |  |  | 86,772 |  |  | 140,324 |  |  | 129,837 |  |  | 460,466 |
Operating income |  |  | 68,255 |  |  | 28,400 |  |  | 73,922 |  |  | 67,633 |  |  | 238,210 |
Net income |  |  | 35,313 |  |  | 13,619 |  |  | 39,336 |  |  | 32,293 |  |  | 120,561 |
Earnings per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 1.02 |  | $ | 0.39 |  | $ | 1.13 |  | $ | 0.93 |  | $ | 3.47 |
Diluted |  | $ | 1.01 |  | $ | 0.39 |  | $ | 1.12 |  | $ | 0.92 |  | $ | 3.45 |
|  | Quarters and Year Ended December 31, 2011 |
--- | --- | --- | ---
|  | Q1 |  | Q2 |  | Q3 |  | Q4 |  | Total |
Net sales |  | $ | 787,936 |  | $ | 831,711 |  | $ | 929,636 |  | $ | 673,601 |  | $ | 3,222,884 |
Gross margin |  |  | 75,708 |  |  | 82,986 |  |  | 97,828 |  |  | 46,737 |  |  | 303,259 |
Operating income (loss) |  |  | 36,641 |  |  | 35,510 |  |  | 54,415 |  |  | (1,967 | ) |  | 124,599 |
Net income (loss) |  |  | 12,128 |  |  | 14,588 |  |  | 34,358 |  |  | (3,317 | ) |  | 57,757 |
Earnings (loss) per share: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Basic |  | $ | 0.35 |  | $ | 0.42 |  | $ | 0.99 |  | $ | (0.10 | ) | $ | 1.66 |
Diluted |  | $ | 0.35 |  | $ | 0.42 |  | $ | 0.99 |  | $ | (0.10 | ) | $ | 1.66 |
* Totaling quarterly data may differ from the annual audited amounts due to rounding.

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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 -Topic 270 -SubTopic 10 -Publisher FASB -Number -Article -Subparagraph (a)-(j) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -URI http://asc.fasb.org/extlink&oid=6952194&loc=d3e1280-108306 + Details
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