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Acquisitions - Purchase Consideration (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 03, 2019
Dec. 31, 2019
Business Acquisition [Line Items]    
Company common stock   $ 12,968
HALO    
Business Acquisition [Line Items]    
Total purchase price $ 38,161  
HALO | Earnout Consideration Member    
Business Acquisition [Line Items]    
Cash consideration 23,649  
Company common stock 12,968  
Contingent consideration 1,544  
HALO | Pro Forma    
Business Acquisition [Line Items]    
Total purchase price 38,504  
HALO | Pro Forma | Earnout Consideration Member    
Business Acquisition [Line Items]    
Cash consideration 23,943  
Company common stock 12,968  
Contingent consideration 1,593  
HALO | Scenario, Adjustment    
Business Acquisition [Line Items]    
Total purchase price (343)  
HALO | Scenario, Adjustment | Earnout Consideration Member    
Business Acquisition [Line Items]    
Cash consideration (294)  
Company common stock 0  
Contingent consideration $ (49)