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Business Segments, Geographic Data, Sales by Product Group and Major Customers - Additional Information (Detail) | 3 Months Ended | 12 Months Ended
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Mar. 31, 2013 Customer | Dec. 31, 2012 Customer
Segment Reporting Information [Line Items] |  |
Percentage of net sales accounted from customer description | No other customer accounted for more than 10% of the Company's total net sales. |
Percentage of net accounts receivable accounted for by three largest customers | 46.20% | 42.10%
Number of major customers | 3 | 3

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- Definition Number of customers + References No definition available. + Details
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- Definition Percentage of Total Accounts Receivables + References No definition available. + Details
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- Definition Disclosure of the extent of enterprise reliance on its major customers. For example, includes revenues from transactions with a single external customer amounting to 10 percent or more of the entity's revenues, the total amount of revenues from each such customer, and the identity of the segment or segments reporting the revenues. A group of entities that the entity knows to be under common control generally will be considered a single customer for inclusion in this item. The federal government, a state government, a local government (for example, a county or municipality), or a foreign government each will generally be considered as a single customer for inclusion in this item. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 39 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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. + Details
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- Details
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