Leases Components of Lease Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jul. 01, 2018	Jun. 30, 2019	Jul. 01, 2018
Lessor Lease Income
Sales-type and direct-financing leases, selling profit	$ 37		$ 1,971
Sales-type and direct-financing leases, interest income	7,072		11,805
Operating lease rental income	43,959		89,164
Variable lease income	14,602		27,849
Franchise rental income	58,561	$ 51,529	117,013	$ 101,636
Sublease income	42,921		85,942
Executory costs paid to lessor
Lessor Lease Income
Variable lease income	$ 9,779		$ 19,211