Leases Components of Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 04, 2021	Mar. 29, 2020
Finance Lease, Cost
Amortization of finance lease assets	$ 3,508	$ 3,186
Interest on finance lease liabilities	10,293	10,058
Total finance lease cost	13,801	13,244
Lease, Cost
Operating lease cost	23,361	21,165
Variable lease cost	15,188	14,370
Short-term lease cost	1,326	1,330
Total operating lease cost	39,875	36,865
Total lease cost	53,676	50,109
Franchise rental expense
Lease, Cost
Total operating lease cost	32,552	29,291
Cost of sales
Lease, Cost
Total operating lease cost	6,681	6,833
Executory costs paid by lessee
Lease, Cost
Variable lease cost	$ 10,063	$ 9,743

Amount of interest expense on finance lease liability.

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Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount of lease cost recognized by lessee for lease contract.

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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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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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