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Income Taxes (Details 3) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2012 | Jan. 01, 2012
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Components of Deferred Tax Assets |  |
Accrued liabilities | $ 13,060 | $ 21,192
Accrued compensation | 6,433 | 5,884
Other, net | (1,203) | 1,504
Total asset | $ 18,290 | $ 28,580

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