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Restructuring Charges - Narrative (Details)
$ in Thousands
3 Months Ended
Dec. 23, 2019
USD ($)
office
Apr. 04, 2021
USD ($)
Apr. 05, 2020
USD ($)
Dec. 29, 2019
USD ($)
Jan. 03, 2021
USD ($)
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges   $ (130) $ (1,118)    
Restructuring Reserve Balance   500      
2019 Restructuring Plan          
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges       $ 9,000  
Number of employees 105        
Number of office leases | office 2        
Future cash expenditures for restructuring $ 9,000        
Expected savings from restructuring   6,000      
2019 Restructuring Plan | Workforce Reduction          
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges   (130)   8,800  
Restructuring Reserve Balance   $ 460     $ 1,064
2019 Restructuring Plan | Other Exit Costs          
Restructuring Cost and Reserve [Line Items]          
Restructuring Charges       $ 200