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Restructuring Charges (Detail Textuals) (USD $)	12 Months Ended				0 Months Ended
Restructuring Charges (Detail Textuals) (USD $)	Dec. 31, 2012 Maximum	Dec. 31, 2012 Minimum	Dec. 31, 2012 Organizational efficiency and conserve working capital Accrued expenses	Dec. 31, 2012 Organizational efficiency and conserve working capital Selling, general and administrative expenses	Dec. 11, 2012 Organizational efficiency and conserve working capital Maximum	Dec. 11, 2012 Organizational efficiency and conserve working capital Minimum
Liquidity Disclosure [Line Items]
Reduction in annual expenses as a result of restructuring	$ 4,000,000	$ 3,000,000			$ 4,000,000	$ 3,000,000
Restructuring charges				286,000
Restructuring charges			$ 136,000

Discloses the amount charged against the accrued restructuring reserves, or earnings if not previously accrued, during the period for the specified type of restructuring cost.

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- Definition

Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructurings pursuant to a duly authorized plan, excluding asset retirement obligations.

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