Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies (Details 3)

v2.4.0.8
Significant Accounting Policies (Details 3) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 28, 2014
Jun. 29, 2013
Jun. 28, 2014
Jun. 29, 2013
Changes in warranty accrual        
Beginning Balance $ 30 $ 42 $ 34 $ 47
Standard accrual based on units sold 10 15 16 26
Actual costs incurred (4) (4) (8) (8)
Periodic accrual adjustments (5) (12) (11) (24)
Ending Balance $ 31 $ 41 $ 31 $ 41