Leases Components of Lease Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 04, 2021	Jun. 28, 2020	Jul. 04, 2021	Jun. 28, 2020
Lessor Lease Income
Sales-type leases, selling profit	$ 1,627	$ 569	$ 3,539	$ 1,197
Sales-type and direct-financing leases, interest income	7,586	7,260	15,075	14,508
Operating lease rental income	44,356	43,052	88,478	87,004
Variable lease income	16,512	13,805	31,266	27,709
Franchise rental income	60,868	56,857	119,744	114,713
Sublease income	45,245	41,489	88,495	83,531
Executory costs paid to lessor
Lessor Lease Income
Variable lease income	$ 10,195	$ 9,450	$ 20,069	$ 19,159

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Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

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Amount of operating lease income from lease payments paid and payable to lessor. Excludes variable lease payments not included in measurement of lease receivable.

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Amount of interest income from net investment in sales-type and direct financing leases.

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Amount of profit (loss) for sales-type lease and (loss) for direct financing lease recognized at commencement.

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Amount of sublease income excluding finance and operating lease expense.

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Amount of variable lease payments from operating, direct financing, and sales-type leases, excluding amount included in measurement of lease receivable.

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