Receivables - Summary of Allowance For Credit Losses Related to Accounts Receivable (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Accounts Receivable Allowance For Credit Loss [Line Items]
Beginning balance	$ 13,828	$ 14,184	$ 14,119	$ 11,946
Current period provision (reversal), net	1,091	(27)	850	2,230
Write-offs	(682)	(561)	(797)	(561)
Foreign exchange	(217)	(241)	(152)	(260)
Ending balance	14,020	13,355	14,020	13,355
Theatre Operators [Member]
Accounts Receivable Allowance For Credit Loss [Line Items]
Beginning balance	10,824	10,831	11,144	8,867
Current period provision (reversal), net	1,704	134	1,439	2,115
Write-offs	(682)	(43)	(797)	(43)
Foreign exchange	(206)	(218)	(146)	(235)
Ending balance	11,640	10,704	11,640	10,704
Studios [Member]
Accounts Receivable Allowance For Credit Loss [Line Items]
Beginning balance	1,707	1,995	1,699	1,994
Current period provision (reversal), net	(802)	(104)	(799)	(101)
Write-offs		(124)		(124)
Foreign exchange	(11)	(23)	(6)	(25)
Ending balance	894	1,744	894	1,744
Other [Member]
Accounts Receivable Allowance For Credit Loss [Line Items]
Beginning balance	1,297	1,358	1,276	1,085
Current period provision (reversal), net	189	(57)	210	216
Write-offs		(394)		(394)
Ending balance	$ 1,486	$ 907	$ 1,486	$ 907