Quarterly report pursuant to Section 13 or 15(d)

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

v3.5.0.2
Product Warranties - Summary of Activity in Warranty Accrual (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 02, 2016
Jul. 04, 2015
Jul. 02, 2016
Jul. 04, 2015
Movement in Standard Product Warranty Accrual [Roll Forward]        
Balance at beginning of period $ 5,122 $ 5,472 $ 5,741 $ 4,884
Acquisitions 0 0 0 500
Warranties issued 545 401 1,206 1,139
Warranties settled (405) (701) (1,290) (1,427)
Reassessed warranty exposure 99 147 (296) 223
Balance at end of period $ 5,361 $ 5,319 $ 5,361 $ 5,319
Minimum        
Product Liability Contingency [Line Items]        
Product warranty period     12 months  
Maximum        
Product Liability Contingency [Line Items]        
Product warranty period     60 months