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Quarterly Financial Data | 12 Months Ended
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Dec. 31, 2011
Quarterly Financial Data [Abstract] |
Quarterly Financial Data |
21. | QUARTERLY FINANCIAL DATA (UNAUDITED)
|  | Fiscal Quarter |
|  | First |  |  | Second |  |  | Third |  |  | Fourth |  |  | Total |
|  | (In thousands, except per share amounts) |
2011: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ | 629,500 |  |  | $ | 665,481 |  |  | $ | 670,824 |  |  | $ | 654,306 |  |  | $ | 2,620,111 |
Gross profit |  |  | 133,141 |  |  |  | 136,901 |  |  |  | 137,747 |  |  |  | 134,157 |  |  |  | 541,946 |
Income from operations |  |  | 65,903 |  |  |  | 67,859 |  |  |  | 71,180 |  |  |  | 67,807 |  |  |  | 272,749 |
Net income |  |  | 37,417 |  |  |  | 39,368 |  |  |  | 41,777 |  |  |  | 39,465 |  |  |  | 158,027 |
Basic earnings per share |  |  | 0.37 |  |  |  | 0.39 |  |  |  | 0.42 |  |  |  | 0.41 |  |  |  | 1.59 |
Diluted earnings per share |  |  | 0.37 |  |  |  | 0.39 |  |  |  | 0.42 |  |  |  | 0.40 |  |  |  | 1.57 |
Stock price — high |  |  | 30.69 |  |  |  | 29.88 |  |  |  | 29.19 |  |  |  | 27.16 |  |  |  | 30.69 |
Stock price — low |  |  | 25.96 |  |  |  | 26.26 |  |  |  | 21.05 |  |  |  | 21.75 |  |  |  | 21.05 |
2010: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net sales |  | $ | 550,732 |  |  | $ | 615,459 |  |  | $ | 642,764 |  |  | $ | 626,651 |  |  | $ | 2,435,606 |
Gross profit |  |  | 86,799 |  |  |  | 131,665 |  |  |  | 166,452 |  |  |  | 147,284 |  |  |  | 532,200 |
Income from operations |  |  | 33,616 |  |  |  | 67,746 |  |  |  | (12,342 | ) |  |  | 96,362 |  |  |  | 185,382 |
Net income |  |  | 19,194 |  |  |  | 38,030 |  |  |  | 93,320 |  |  |  | 54,891 |  |  |  | 205,435 |
Basic earnings per share |  |  | 0.19 |  |  |  | 0.37 |  |  |  | 0.92 |  |  |  | 0.54 |  |  |  | 2.02 |
Diluted earnings per share |  |  | 0.19 |  |  |  | 0.37 |  |  |  | 0.91 |  |  |  | 0.54 |  |  |  | 2.00 |
Stock price — high |  |  | 25.83 |  |  |  | 26.48 |  |  |  | 25.50 |  |  |  | 27.08 |  |  |  | 27.08 |
Stock price — low |  |  | 20.63 |  |  |  | 20.00 |  |  |  | 21.19 |  |  |  | 22.68 |  |  |  | 20.00 |
Note: | The sum of the quarters may not equal the total of the respective year's earnings per share on either a basic or diluted basis due to changes in the weighted average shares outstanding throughout the year.
For the three months ended March 31, June 30, September 30, and December 31, 2011 net income was decreased by $2.1 million or $0.02 per share, $1.2 million or $0.01 per share, $1.0 million or $0.01 per share, and $0.5 million, or $0.005 per share, respectively, due to asset disposal charges related to major energy projects. For the three months ended June 30, 2011, net income was increased by $1.0 million or $0.01 per share due to an adjustment to reserves related to medical benefits. For the three months ended September 30, 2010, income from operations was decreased by $111.9 million due to the reversal of a portion of income previously recorded from alternative fuel mixture tax credits in order to claim the cellulosic biofuel producer credits that are recorded as a benefit in the provision for income taxes. For the three months ended March 31, September 30, and December 31, 2010, net income was increased by $9.2 million or $0.09 per share, $33.4 million or $0.33 per share, and $5.0 million or $0.05 per share, respectively, due to the alternative energy tax credits. For the three months ended March 31, June 30, September 30, and December 31, 2010, net income was decreased by $2.5 million or $0.02 per share, $1.1 million or $0.01 per share, $1.8 million or $0.02 per share, and $3.2 million or $0.03 per share, respectively, due to asset disposal and facilities closure charges.

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- Definition The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section G -Subsection 1 Reference 2: 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=6372559&loc=d3e725-108305 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 28 -Paragraph 23, 24 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 4: 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=6372559&loc=d3e765-108305 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 28 -Paragraph 30 -Subparagraph a-j -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 302 -Paragraph a Reference 7: 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=6952194&loc=d3e1280-108306 + Details
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