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Leases - Additional Information (Details)
$ in Millions
8 Months Ended
Sep. 10, 2019
USD ($)
leaseback_arrangement
Jun. 18, 2019
leaseback_arrangement
Mar. 26, 2019
leaseback_arrangement
Lessee, Lease, Description [Line Items]      
Lease renewal period 5 years    
Minimum lease payments related to restaurant leases that have not yet commenced $ 15.7    
Number of sale leaseback transaction arrangements | leaseback_arrangement 3 1 2
Net proceeds from sale leaseback transaction $ 12.7    
Loss on sale leaseback transaction $ 0.2    
Minimum      
Lessee, Lease, Description [Line Items]      
Remaining lease term 1 year    
Maximum      
Lessee, Lease, Description [Line Items]      
Remaining lease term 20 years    
Land and Building [Member]      
Lessee, Lease, Description [Line Items]      
Term of sale leaseback contract 20 years