Quarterly report pursuant to Section 13 or 15(d)

Product Warranties (Details)

v2.4.0.6
Product Warranties (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 30, 2013
Mar. 31, 2012
Summary of activity in the warranty accrual    
Balance at beginning of period $ 2,551 $ 1,092
Warranties issued 48 526
Warranties settled (138)  
Reassessed warranty exposure (10) (170)
Balance at end of period $ 2,451 $ 1,448