Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses (Details)

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Accrued Expenses (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 29, 2012
Jun. 30, 2012
Dec. 31, 2011
Oct. 01, 2011
Jul. 02, 2011
Jan. 01, 2011
Payables and Accruals [Abstract]            
Compensation and benefits $ 1,247   $ 1,023      
Accrued incentive and rebate checks 582   728      
Accrued rent 1,215   1,336      
Warranty expense 55 61 71 78 59 36
Accrued payables 737   408      
Current portion of deferred gain on sale-leaseback of building 487   487      
Deferred revenue 90   96      
Other 455   304      
Total $ 4,868   $ 4,453