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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Net sales | $ 150,679 | $ 190,245
Cost of sales | 125,257 | 145,801
Gross profit | 25,422 | 44,444
Selling, general and administrative expense | 24,491 | 21,391
Provisions for losses on accounts receivable | 100 | 40
Other expense | 2,030 | 167
Other income | (962) | (236)
Operating income (loss) | (237) | 23,082
Interest expense | 731 | 1,132
Non-operating other expense (income), net | 16 | (5)
Income (loss) from continuing operations before provision (benefit) for income taxes and equity in earnings of affiliate | (984) | 21,955
Provision (benefit) for income taxes | (745) | 7,802
Equity in earnings of affiliate | (171) | (171)
Income (loss) from continuing operations | (68) | 14,324
Net loss from discontinued operations |  | 21
Net income (loss) | (68) | 14,303
Dividends on preferred stocks | 300 | 300
Net income (loss) applicable to common stock | $ (368) | $ 14,003
Weighted-average common shares: |  |
Basic | 22,424 | 22,324
Diluted | 22,424 | 23,524
Income (loss) per common share: |  |
Basic | $ (0.02) | $ 0.63
Diluted | $ (0.02) | $ 0.61

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- Definition The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.9) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 + Details
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