Leases - Cost (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2021	Dec. 29, 2019
Lessee, Lease, Description [Line Items]
Finance Lease, Right-of-Use Asset, Amortization	$ 1,233	$ 1,778
Finance Lease, Interest Expense	130	256
Lease, Cost	120,934	110,377
Restaurant Rent Expense [Member]
Lessee, Lease, Description [Line Items]
Operating Lease, Cost	102,651	90,718
Variable Lease, Cost	16,245	16,454
Sublease Income	(452)	(25)
General and Administrative Expense [Member]
Lessee, Lease, Description [Line Items]
Operating Lease, Cost	606	579
Other Restaurant Operating Expenses [Member]
Lessee, Lease, Description [Line Items]
Variable Lease, Cost	$ 521	$ 617