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Acquisition and Investments (Schedule of Purchase Price Allocation) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended | 0 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010 | Sep. 29, 2012 Acquisition of Tenco Group Inc | Oct. 20, 2011 Acquisition of Tenco Group Inc | Dec. 31, 2011 Acquisition of Tenco Group Inc | Oct. 17, 2011 Acquisition of Tenco Group Inc | Sep. 30, 2012 Acquisition of Tenco Group Inc | Oct. 18, 2011 Acquisition of Tenco Group Inc
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |
Accounts receivable |  |  |  |  |  |  |  | $ 3,182 | $ 3,182
Inventory |  |  |  |  |  |  |  | 7,593 | 7,375
Adjustments, Inventory |  |  |  |  |  |  |  | 218 |
Prepaid expenses |  |  |  |  |  |  |  | 277 | 277
Property, plant & equipment |  |  |  |  |  |  |  | 5,861 | 5,277
Adjustments, Property, plant & equipment |  |  |  |  |  |  |  | 584 |
Other Liabilities |  |  |  |  |  |  |  | (2,364) | (2,433)
Adjustments, Other Liabilities |  |  |  |  |  |  |  | 69 |
Net Assets acquired |  |  |  |  |  |  |  | 14,549 | 13,678
Adjustments, Net Assets Acquired |  |  |  | 871 |  |  |  | 871 |
Less: Purchase Price |  |  |  |  |  |  |  | 5,933 | 5,933
Gain on Bargain purchase | $ 0 | $ 8,616 | $ 0 | $ 8,616 | $ 7,745 | $ 8,600 | $ 7,745 |  |

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- Definition The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 51 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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- Definition The net amount recognized as of the acquisition date for the aggregate identifiable assets acquired in excess of or less than the aggregate liabilities assumed. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=9154965&loc=d3e2207-128464 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141R -Paragraph 68 -Subparagraph i -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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- Definition Amount of the excess of the fair value of acquired net assets over the cost of an acquired business after pro rata reduction of the amounts that otherwise would have been assigned to acquired assets except financial assets other than investments accounted for by the equity method, assets to be disposed of by sale, deferred tax assets, prepaid assets relating to pension and postretirement benefit plans, and other current assets. This amount is considered an extraordinary item and often referred to as negative goodwill. This element is gross of the related tax effect. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 141 -Paragraph 44, 45, 46 -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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