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QUARTERLY FINANCIAL INFORMATION (UNAUDITED) (Tables) | 12 Months Ended
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Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract] |
Schedule of quarterly financial information |
|  | Net Sales |  |  | Operating Income |  |  | Net Income |  |  | Basic Income Per Share |  |  | Diluted Income Per Share |  |  | Cash Dividends Declared Per Share |
2012 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
First Quarter |  | $ | 94,957 |  |  | $ | 3,882 |  |  | $ | 2,010 |  |  | $ | 0.18 |  |  | $ | 0.18 |  |  | $ | 0.13 |
Second Quarter |  |  | 87,346 |  |  |  | 3,361 |  |  |  | 2,546 |  |  |  | 0.23 |  |  |  | 0.23 |  |  |  | 0.13 |
Third Quarter |  |  | 77,957 |  |  |  | 2,534 |  |  |  | 2,890 |  |  |  | 0.26 |  |  |  | 0.26 |  |  |  | 0.13 |
Fourth Quarter |  |  | 82,403 |  |  |  | 2,773 |  |  |  | 1,676 |  |  |  | 0.15 |  |  |  | 0.15 |  |  |  | 0.13 |
Total |  | $ | 342,663 |  |  | $ | 12,550 |  |  | $ | 9,122 |  |  | $ | 0.82 |  |  | $ | 0.82 |  |  | $ | 0.52 |
2011 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
First Quarter |  | $ | 108,925 |  |  | $ | 12,584 |  |  | $ | 7,444 |  |  | $ | 0.63 |  |  | $ | 0.61 |  |  | $ | 0.12 |
Second Quarter |  |  | 97,566 |  |  |  | 9,777 |  |  |  | 5,776 |  |  |  | 0.49 |  |  |  | 0.47 |  |  |  | 0.12 |
Third Quarter |  |  | 96,777 |  |  |  | 8,139 |  |  |  | 4,871 |  |  |  | 0.42 |  |  |  | 0.41 |  |  |  | 0.12 |
Fourth Quarter |  |  | 109,391 |  |  |  | 8,195 |  |  |  | 4,917 |  |  |  | 0.44 |  |  |  | 0.43 |  |  |  | 0.12 |
Total |  | $ | 412,659 |  |  | $ | 38,695 |  |  | $ | 23,008 |  |  | $ | 1.98 |  |  | $ | 1.92 |  |  | $ | 0.48 |

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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 -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
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