Basis of Presentation - Additional Information (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) Theater	Dec. 31, 2021 USD ($)	Mar. 31, 2021 USD ($)
Variable Interest Entity [Line Items]
Other equity	$ 167,912	$ 174,620
Non-controlling interests	74,081	73,531
Total shareholders' equity	$ 413,321	$ 429,614	$ 434,702
Number of variable interest entities	ten
Value of theaters	$ 25,600
Russia [Member]
Variable Interest Entity [Line Items]
Number of theaters | Theater	54
Number of backlog theaters | Theater	14
Ukraine [Member]
Variable Interest Entity [Line Items]
Number of theaters | Theater	9
Number of backlog theaters | Theater	1
Belarus [Member]
Variable Interest Entity [Line Items]
Number of theaters | Theater	1
Number of backlog theaters | Theater	7
Revision of Prior Period, Reclassification, Adjustment
Variable Interest Entity [Line Items]
Other equity			8,500
Non-controlling interests			$ 8,500
Total shareholders' equity	$ 0
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of variable interest entities primary beneficiary	five
Variable Interest Entity, Not Primary Beneficiary [Member]
Variable Interest Entity [Line Items]
Number of variable interest entities not a primary beneficiary	five