Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Lease costs (Details)

v3.19.1
Commitments and Contingencies - Lease costs (Details)
$ in Thousands
3 Months Ended
Mar. 28, 2019
USD ($)
facility
Dec. 28, 2018
USD ($)
Dec. 27, 2018
USD ($)
Lease Commitments      
Lease, Practical Expedients, Package [true false] true    
Right of use assets $ 659,115   $ 0
Operating Lease, Liability, Total $ 757,287    
Lease term for 1 particular lease 20 years    
Existence of option to extend true    
Number of leases with variable payments | facility 1    
Number of stores subleased | facility 1    
Number of distribution centers subleased | facility 1    
Existence of residual value guarantee false    
Current portion of lease liability $ 73,615   0
Lease liabilities $ 683,672   $ 0
Weighted average remaining lease term 9 years    
Weighted average discount rate 5.40%    
Lease, Cost [Abstract]      
Operating lease cost $ 26,015    
Sublease income (623)    
Lease, Cost, Total 25,392    
Building [Member]      
Lease Commitments      
Right of use assets 647,667    
Current portion of lease liability 68,927    
Lease liabilities 675,769    
Equipment [Member]      
Lease Commitments      
Right of use assets 6,263    
Current portion of lease liability 2,784    
Lease liabilities 4,663    
Land [Member]      
Lease Commitments      
Right of use assets 245    
Current portion of lease liability 93    
Lease liabilities 158    
Software and Software Development Costs [Member]      
Lease Commitments      
Right of use assets 4,940    
Current portion of lease liability 1,811    
Lease liabilities $ 3,082    
Minimum      
Lease Commitments      
Lease term 10 years    
Maximum      
Lease Commitments      
Lease term 15 years    
Accounting Standards Update 2016-02 [Member] | Restatement Adjustment [Member]      
Lease Commitments      
Right of use assets   $ 621,000  
Operating Lease, Liability, Total   $ 701,000