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Inventory Reserve Accounts (Details) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Jan. 04, 2014
Dec. 29, 2012
Dec. 31, 2011
Inventory Reserve Accounts [Abstract]      
Obsolescence/damaged inventory reserve, Beginning balance $ 1,126 $ 1,492 $ 1,670
Obsolescence damaged inventory reserve, Expense 4,783 3,625 2,309
Obsolescence/damaged inventory reserve, Write-offs and Other, net (4,111) (3,991) (2,487)
Obsolescence/damaged inventory reserve, Ending balance 1,798 1,126 1,492
Lower of cost or market reserve, Beginning balance         
Lower of cost or market reserve, Expense 3,843      
Lower of cost or market reserve, Write-offs and Other, net (3,843)      
Lower of cost or market reserve, Ending balance