Quarterly report pursuant to Section 13 or 15(d)

UNAUDITED CONSOLIDATED BALANCE SHEETS (Parenthetical)

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UNAUDITED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Dec. 29, 2012
Statement of Financial Position [Abstract]    
Accounts receivable, allowance $ 10 $ 8
Inventories, reserves 149 682
Common Stock, shares authorized (in shares) 10,000 10,000
Common Stock, issued shares (in shares) 5,571 5,556
Common Stock, outstanding shares (in shares) 5,571 5,556
Assets of the consolidated variable interest entity 9,856 10,045
Liabilities of the consolidated variable interest entity $ 2,140 $ 1,948