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Goodwill and Intangible Assets - Summary of Goodwill Activity (Details) - USD ($)
3 Months Ended 9 Months Ended
Oct. 06, 2019
Oct. 07, 2018
Oct. 06, 2019
Oct. 07, 2018
Goodwill [Roll Forward]        
Beginning balance     $ 95,838,000  
Foreign currency translation adjustment     324,000  
Ending balance $ 96,162,000   96,162,000  
Impairment of goodwill $ 0 $ 0 $ 0 $ 0