Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Details)

v3.3.0.814
Product Warranty (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 03, 2015
Sep. 27, 2014
Oct. 03, 2015
Sep. 27, 2014
Guarantees [Abstract]        
Beginning Balance $ 33 $ 31 $ 30 $ 34
Standard accrual based on units sold 12 8 31 24
Actual costs incurred (4) (4) (12) (12)
Periodic accrual adjustments (4) (4) (12) (15)
Ending Balance $ 37 $ 31 $ 37 $ 31