Acquisition (Details) - USD ($)		12 Months Ended
		Dec. 28, 2017	Dec. 29, 2016
Business Acquisition [Line Items]
Other current assets		$ 1,408	$ 1,408
Property and equipment	[1]	91,638	80,205
Other (long-term assets)	[2]	1,522	2,468
Accounts payable		(1,031)	(1,031)
Taxes other than income taxes		(331)	(331)
Other accrued liabilities		(1,197)	(1,442)
Capital lease obligations		(24,514)	(17,511)
Deferred income taxes		71	0
Deferred compensation and other	[3]	(3,800)	0
Total		63,776	$ 63,766
Changes, Property and equipment	[1]	11,433
Changes, Other (long-term assets)	[2]	(946)
Changes, Other accrued liabilities		245
Changes, Capital lease obligations		(7,003)
Changes, Deferred income taxes		71
Changes, Deferred compensation and other	[3]	$ (3,800)

[1] Amounts recorded for property and equipment includes land, building, leasehold improvements and equipment, including capital lease assets

[2] Amounts recorded for intangible assets include the value of in-place leases and favorable lease rights related to Ronnie’s Plaza

[3] Amounts recorded in deferred compensation and other include unfavorable lease obligations