Impact of COVID-19 Pandemic (Details) - USD ($)		1 Months Ended		3 Months Ended
	Dec. 31, 2020	Jul. 31, 2021	Jan. 31, 2021	Dec. 30, 2021	Sep. 30, 2021	Apr. 01, 2021	Feb. 28, 2022	Oct. 01, 2021
Debt Instrument [Line Items]
Percentage of theatres open	52.00%
Short-term borrowings	$ 87,194,000			$ 47,346,000	$ 83,500,000			$ 50,000,000
Proceeds from tax refunds						$ 5,900,000
Income tax refund claims filled	37,400,000			24,200,000		24,200,000
Proceeds from income tax refunds		$ 1,800,000
Grants received			$ 4,900,000
Grants awarded to company's theatres				4,500,000		$ 1,300,000
Grants awarded to company's hotels					$ 1,900,000
Cash and cash equivalents	$ 6,745,000			17,658,000
Revolving Credit Facility
Debt Instrument [Line Items]
Remaining borrowing capacity				221,449,000
Face amount				$ 225,000,000
Subsequent Event
Debt Instrument [Line Items]
Income tax refund claims filled							$ 22,300,000