Quarterly report pursuant to Section 13 or 15(d)

Product Warranty (Details)

v3.2.0.727
Product Warranty (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 04, 2015
Jun. 28, 2014
Jul. 04, 2015
Jun. 28, 2014
Guarantees [Abstract]        
Beginning Balance $ 28 $ 30 $ 30 $ 34
Standard accrual based on units sold 13 10 19 16
Actual costs incurred (4) (4) (8) (8)
Periodic accrual adjustments (4) (5) (8) (11)
Ending Balance $ 33 $ 31 $ 33 $ 31