Consolidated Statements of Earnings (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 29, 2023	Jun. 30, 2022	Jun. 29, 2023	Jun. 30, 2022
Revenues:
Revenues other than cost reimbursements	$ 197,341	$ 190,305	$ 340,089	$ 314,934
Cost reimbursements	9,666	8,250	19,194	15,863
Total revenues	207,007	198,555	359,283	330,797
Costs and expenses:
Advertising and marketing	5,613	5,978	10,678	10,459
Administrative	19,466	17,627	39,317	36,708
Depreciation and amortization	15,994	16,752	31,870	33,983
Rent	6,594	6,578	13,087	12,828
Property taxes	4,532	4,980	9,289	9,725
Other operating expenses	10,015	9,261	20,064	18,935
Reimbursed costs	9,666	8,250	19,194	15,863
Total costs and expenses	186,197	179,662	347,461	328,701
Operating income	20,810	18,893	11,822	2,096
Other income (expense):
Investment income (loss)	359	(459)	619	(727)
Interest expense	(3,093)	(4,063)	(6,101)	(8,155)
Other income (expense)	(477)	(653)	(878)	(806)
Equity earnings (losses) from unconsolidated joint ventures	(31)	7	(202)	(134)
Nonoperating income (expense), total	(3,242)	(5,168)	(6,562)	(9,822)
Earnings (loss) before income taxes	17,568	13,725	5,260	(7,726)
Income tax expense (benefit)	4,102	4,765	1,260	(1,784)
Net earnings (loss)	$ 13,466	$ 8,960	$ 4,000	$ (5,942)
Common Stock
Net earnings (loss) per share - basic:
Net loss per share - basic (in dollars per share)	$ 0.43	$ 0.29	$ 0.13	$ (0.19)
Net earnings (loss) per share - diluted:
Net earnings (loss) per share - diluted (in dollars per share)	0.35	0.24	0.13	(0.19)
Class B Common Stock
Net earnings (loss) per share - basic:
Net loss per share - basic (in dollars per share)	0.39	0.26	0.12	(0.18)
Net earnings (loss) per share - diluted:
Net earnings (loss) per share - diluted (in dollars per share)	$ 0.34	$ 0.23	$ 0.12	$ (0.18)
Theatre admissions
Revenues:
Revenues	$ 68,987	$ 63,087	$ 116,622	$ 101,504
Rooms
Revenues:
Revenues	28,646	28,865	46,503	46,295
Costs and expenses:
Costs	10,360	10,471	19,638	18,674
Theatre concessions
Revenues:
Revenues	59,707	58,147	102,082	93,611
Costs and expenses:
Costs	22,601	22,993	38,331	38,186
Food and beverage
Revenues:
Revenues	18,573	19,014	33,766	33,525
Costs and expenses:
Costs	14,451	15,035	28,019	27,175
Other revenues
Revenues:
Revenues	21,428	21,192	41,116	39,999
Theatre operations
Costs and expenses:
Costs	$ 66,905	$ 61,737	$ 117,974	$ 106,165