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Goodwill and Intangibles - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 29, 2020
Mar. 31, 2019
Business Acquisition [Line Items]    
Payments for business acquisitions $ 8,055 $ 0
Listen In Audio, Inc.    
Business Acquisition [Line Items]    
Consideration transferred 8,600  
Payments for business acquisitions 8,000  
Acquisition of business, note receivable $ 600  
Retention payment term 3 years  
Intangible assets $ 2,200