Debt (Details Textual) (USD $)	6 Months Ended
Jun. 30, 2012	Dec. 31, 2011
Debt (Textual) [Abstract]
Interest rate		7.75%
Borrowing base availability	$ 32,000,000
carrying amount of long-term debt	593,200,000	595,400,000
Carrying amount of Credit Facility	11,000,000
Short-term borrowings	3,725,000	5,000,000
Revolving Credit Facility [Member]
Debt (Textual) [Abstract]
Net availability under the ABL Facility	21,000,000
Borrowings under the ABL Facility	0
Short-term Borrowings [Member]
Debt (Textual) [Abstract]
Short-term borrowings	700,000
Facility interest rate	2.63%
Short-term credit facility to finance insurance premium matured date	Jan. 01, 2013
Short-term Borrowings [Member] \| Argentina Subsidiary [Member]
Debt (Textual) [Abstract]
Weighted average interest	6.00%	3.00%
Short-term borrowings	3,000,000	5,000,000
Maturity date	Nov. 30, 2012
Suzhou Credit Facility [Member]
Debt (Textual) [Abstract]
Weighted average interest	5.47%	5.58%
carrying amount of long-term debt	19,500,000	20,000,000
Other Subsidiary Indebtedness [Member]
Debt (Textual) [Abstract]
Borrowings under the ABL Facility	4,800,000	4,400,000
United States Dollar Loan [Member]
Debt (Textual) [Abstract]
Interest on Loan	3.41%	3.46%
United States Dollar Loan [Member] \| Argentina Subsidiary [Member]
Debt (Textual) [Abstract]
carrying amount of long-term debt	13,346,000	15,013,000
7.75% Senior secured notes [Member]
Debt (Textual) [Abstract]
carrying amount of long-term debt	$ 560,000,000	$ 560,000,000

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The effective interest rate at the end of the reporting period.

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Interest rate stated in the contractual debt agreement.

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Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

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Latest date the outstanding debt instruments are required to be repaid, in CCYY-MM-DD format.

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Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of debt outstanding by type or by instrument at that time.

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No definition available.

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The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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No definition available.

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Amount borrowed under the credit facility as of the balance sheet date.

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Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of long-term debt outstanding by type or by instrument at that time.

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Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of short-term debt outstanding by type or by instrument at that time.

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