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Contingencies and Litigation (Details) (USD $)			3 Months Ended
	Mar. 30, 2013	Dec. 29, 2012	Mar. 30, 2013 Composites LLC Subsidiary [Member]
Right of Recourse [Abstract]
Banker's acceptance drafts with recourse	$ 4,217,000	$ 4,170,000
Loss Contingencies [Line Items]
Settlement agreement date			October 24, 2011
Amount accrued for payment under settlement agreement			33,000
Other Accrued Expenses			$ 263,000

X

- Definition

Legal fees and incentives paid during the period as a part of a settlement agreement.

+ References

No definition available.

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- Definition

The amount of the financial institution's obligation to pay the holder of the customer's draft which the financial institution has guaranteed (i.e., Banker's Acceptance).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher OTS

-Name Federal Regulation (FR)

-Number Title 12

-Section 563c.102

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-LegacyDoc This is a non-GAAP reference that was included in the 2009 taxonomy. It will be removed from future versions of this taxonomy.



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-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 19

-IssueDate 2006-05-01

-Chapter 15

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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- Definition

Aggregate carrying amount of the estimated litigation liability for known or estimated probable loss from litigation, which may include attorneys' fees and other litigation costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

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- Definition

The effective date of a duly executed litigation settlement agreement.

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-Name Statement of Financial Accounting Standard (FAS)

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