Impact of COVID-19 Pandemic (Details)	6 Months Ended
	Jun. 25, 2020 restaurant item	Jun. 30, 2020 restaurant item	Jun. 11, 2020 item	Apr. 30, 2020 restaurant	Mar. 24, 2020 restaurant
Impact of COVID-19 Pandemic
Number of theatre opened | item		6
Number of parking lot cinemas | item	5
Number of hotels and resorts closed | restaurant	4			3	5
Number of hotels and resorts owned | restaurant					8
Number of hotels re-opened | restaurant		4
Temporary reduction in salary of Company's chairman, president and chief executive officer (as a percent)	50.00%
Number of theatres proposed to re-open | item			6
Reduction in each theatre auditorium's capacity (as a percent)	50.00%