Receivables - Summary of Allowance For Credit Losses Related to Variable Consideration Receivables (Details) - Theatre Operators [Member] - 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	$ 526	$ 439	$ 610	$ 1,082
Current period provision (reversal), net	183	73	97	(570)
Foreign exchange	(4)	(9)	(2)	(9)
Ending balance	$ 705	$ 503	$ 705	$ 503