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Leases - Narrative (Details)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2018
USD ($)
Dec. 28, 2019
USD ($)
lease_extension
Dec. 30, 2018
USD ($)
Dec. 29, 2018
USD ($)
Sale Leaseback Transaction [Line Items]        
Retained earnings   $ 529,723   $ 504,909
Right-of-use Operating / Finance Leases   75,012    
Operating and finance leases liability   $ 82,596    
Manufacturing Facility        
Sale Leaseback Transaction [Line Items]        
Deferred gain       $ 5,100
Term of lease 10 years      
Net proceeds $ 16,900      
Impact of Implementation of Lease Guidance        
Sale Leaseback Transaction [Line Items]        
Retained earnings     $ 3,000  
Right-of-use asset and liability, net     300  
Right-of-use Operating / Finance Leases     73,800  
Operating and finance leases liability     82,000  
Impact of Implementation of Lease Guidance | Manufacturing Facility        
Sale Leaseback Transaction [Line Items]        
Deferred gain     $ 3,300  
Real Estate        
Sale Leaseback Transaction [Line Items]        
Number of options to extend | lease_extension   1    
Minimum | Real Estate        
Sale Leaseback Transaction [Line Items]        
Renewal term   1 year    
Maximum | Real Estate        
Sale Leaseback Transaction [Line Items]        
Renewal term   10 years    
Leased Assets | Real Estate        
Sale Leaseback Transaction [Line Items]        
Concentration risk, percentage   86.00%    
Leased Assets | Equipment        
Sale Leaseback Transaction [Line Items]        
Concentration risk, percentage   14.00%