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Consolidated Balance Sheets (Parentheticals) (USD $) Share data in Thousands, except Per Share data, unless otherwise specified	Sep. 30, 2012	Jan. 01, 2012
Intangible assets, accumulated amortization (in Dollars)	$ 1,900	$ 11,700
Current portion discount (in Dollars)	800	900
Noncurrent portion of discount (in Dollars)	$ 800	$ 1,400
Common stock, shares authorized	200,000	200,000
Common stock, shares issued	26,441	26,406
Common stock, shares outstanding	26,441	26,406
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01

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