Quarterly report pursuant to Section 13 or 15(d)

Product Warranties - Summary of Activity in Warranty Accrual (Detail)

v2.4.0.8
Product Warranties - Summary of Activity in Warranty Accrual (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 28, 2014
Jun. 29, 2013
Jun. 28, 2014
Jun. 29, 2013
Guarantees [Abstract]        
Balance at beginning of period $ 3,737 $ 2,451 $ 2,796 $ 2,551
Acquisitions     790  
Warranties issued 547 285 876 333
Warranties settled (469) (278) (803) (416)
Reassessed warranty exposure 110 126 266 116
Balance at end of period $ 3,925 $ 2,584 $ 3,925 $ 2,584