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Business Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 01, 2021	Jun. 25, 2020	Jul. 01, 2021	Jun. 25, 2020
Segment Reporting Information [Line Items]
Revenues	$ 92,547	$ 7,933	$ 143,334	$ 167,393
Operating loss	(26,110)	(53,062)	(61,771)	(75,262)
Depreciation and amortization	18,494	18,845	36,473	37,878
Theatres [Member]
Segment Reporting Information [Line Items]
Revenues	52,301	1,849	74,863	111,060
Operating loss	(18,215)	(34,531)	(43,854)	(41,614)
Depreciation and amortization	13,385	13,382	26,171	26,892
Hotels/Resorts [Member]
Segment Reporting Information [Line Items]
Revenues	40,151	5,915	68,276	56,075
Operating loss	(2,239)	(14,681)	(7,947)	(25,534)
Depreciation and amortization	5,047	5,333	10,174	10,745
Corporate Items [Member]
Segment Reporting Information [Line Items]
Revenues	95	169	195	258
Operating loss	(5,656)	(3,850)	(9,970)	(8,114)
Depreciation and amortization	$ 62	$ 130	$ 128	$ 241

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The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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