Leases Narrative (Details) $ in Thousands	12 Months Ended
	Dec. 29, 2019 USD ($) property	Dec. 30, 2018 USD ($)	Dec. 31, 2017 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Impairment Loss	$ 3,800
Operating Lease, Cost	$ 96,376	$ 97,598	$ 96,927
Number Of Stores Impaired | property	9
Number Of Stores Closing Due to Poor Performance | property	6
Number Of Stores Impaired Due To Change In Assumptions | property	3
General and Administrative Expense [Member]
Lessee, Lease, Description [Line Items]
Operating Lease, Cost	$ 1,300
Operating Leases, Rent Expense, Net		$ 1,200	$ 1,200
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lessor, Operating Lease, Term of Contract	10 years
Maximum [Member]
Lessee, Lease, Description [Line Items]
Lessor, Operating Lease, Term of Contract	20 years