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General (Details 4) - USD ($) $ in Thousands		3 Months Ended
		Mar. 28, 2019	Mar. 29, 2018
Summary of Significant Accounting Policies [Line Items]
Cost reimbursements		$ 8,365	$ 7,772
Total revenues		170,039	168,191
Theatre admissions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		58,969	63,006
Rooms [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		18,938	20,671
Theatre concessions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		47,155	41,413
Food and beverage [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		15,783	15,803
Other revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	[1]	20,829	19,526
Theatres Segment [Member]
Summary of Significant Accounting Policies [Line Items]
Cost reimbursements		192	479
Total revenues		114,885	112,935
Theatres Segment [Member] | Theatre admissions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		58,969	63,006
Theatres Segment [Member] | Rooms [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Theatres Segment [Member] | Theatre concessions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		47,155	41,413
Theatres Segment [Member] | Food and beverage [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Theatres Segment [Member] | Other revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	[1]	8,569	8,037
Hotels or Resorts [Member]
Summary of Significant Accounting Policies [Line Items]
Cost reimbursements		8,173	7,293
Total revenues		55,061	55,168
Hotels or Resorts [Member] | Theatre admissions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Hotels or Resorts [Member] | Rooms [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		18,938	20,671
Hotels or Resorts [Member] | Theatre concessions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Hotels or Resorts [Member] | Food and beverage [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		15,783	15,803
Hotels or Resorts [Member] | Other revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	[1]	12,167	11,401
Corporate Segment [Member]
Summary of Significant Accounting Policies [Line Items]
Cost reimbursements		0	0
Total revenues		93	88
Corporate Segment [Member] | Theatre admissions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Corporate Segment [Member] | Rooms [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Corporate Segment [Member] | Theatre concessions [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Corporate Segment [Member] | Food and beverage [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax		0	0
Corporate Segment [Member] | Other revenues [Member]
Summary of Significant Accounting Policies [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	[1]	$ 93	$ 88
[1] Included in other revenues is an immaterial amount related to rental income that is not considered contract revenue from contracts with customers under ASC No. 2014-09.

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