Business Segment Information (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 29, 2018	Mar. 30, 2017
Segment Reporting Information [Line Items]
Revenues	[1]	$ 168,191	$ 165,456
Operating income (loss)		17,016	18,453
Depreciation and amortization		13,904	12,248
Theatres [Member]
Segment Reporting Information [Line Items]
Revenues	[1]	112,935	112,006
Operating income (loss)		23,983	24,723
Depreciation and amortization		9,228	7,793
Hotels/Resorts [Member]
Segment Reporting Information [Line Items]
Revenues	[1]	55,168	53,340
Operating income (loss)		(2,649)	(2,675)
Depreciation and amortization		4,590	4,357
Corporate Items [Member]
Segment Reporting Information [Line Items]
Revenues	[1]	88	110
Operating income (loss)		(4,318)	(3,595)
Depreciation and amortization		$ 86	$ 98

[1] Revenues include cost reimbursements of $7,772 for the 13 weeks ended March 29, 2018 (Theatres - $479, Hotels/Resorts - $7,293) and $7,502 for the 13 weeks ended March 30, 2017 (Theatres - $618, Hotels/Resorts - $6,884).