Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details 1)

v3.10.0.1
Fair Value of Financial Instruments (Details 1) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Beginning Balance $ 33,882 $ 35,077
Measurement period adjustment   6,314
Change in estimated fair value 391 8,299
Accretion in value 1,091 1,177
Payment on liability (17,342) (16,985)
Ending Balance 18,960 $ 33,882
Faster S.r.l [Member]    
Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Contingent consideration incurred in connection with Faster acquisition $ 938