Quarterly report pursuant to Section 13 or 15(d)

Business Acquisition (Details)

v3.10.0.1
Business Acquisition (Details) - USD ($)
$ in Thousands
9 Months Ended
Apr. 05, 2018
Sep. 29, 2018
Sep. 30, 2017
Business Acquisition [Line Items]      
Fair value of contingent consideration   $ 938  
Total purchase consideration, net of cash acquired   $ 534,662 $ 500
Faster S.p.A [Member]      
Business Acquisition [Line Items]      
Cash $ 532,408    
Fair value of contingent consideration 938    
Total purchase consideration 533,346    
Less: cash acquired (5,265)    
Total purchase consideration, net of cash acquired $ 528,081