Leases Components of Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Oct. 03, 2021	Sep. 27, 2020	Oct. 03, 2021	Sep. 27, 2020
Lease, Cost
Amortization of finance lease assets	$ 3,543	$ 3,471	$ 10,302	$ 9,995
Interest on finance lease liabilities	10,371	10,244	30,931	30,462
Total finance lease cost	13,914	13,715	41,233	40,457
Operating lease cost	22,388	23,170	68,761	68,304
Variable lease cost	16,635	15,548	48,406	43,766
Short-term lease cost	1,125	1,006	3,721	3,327
Total operating lease cost	40,148	39,724	120,888	115,397
Total lease cost	54,062	53,439	162,121	155,854
Franchise rental expense
Lease, Cost
Total operating lease cost	34,396	32,421	101,011	92,975
Cost of sales
Lease, Cost
Total operating lease cost	5,213	6,651	18,005	20,315
Executory costs paid by lessee
Lease, Cost
Variable lease cost	$ 10,016	$ 9,326	$ 30,166	$ 28,526

Amount of interest expense on finance lease liability.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Amount of amortization expense attributable to right-of-use asset from finance lease.

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- Definition

Amount of lease cost recognized by lessee for lease contract.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Amount of short-term lease cost, excluding expense for lease with term of one month or less.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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Total cost of finance leases including amortization of finance lease assets and interest incurred on finance lease liabilities.

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Total cost of operating leases including operating lease cost, variable lease cost and short-term lease cost.

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