Condensed Consolidated Statements of Cash Flows Supplemental Information - Summary of Depreciation and Amortization (Details) - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021
Summary of Depreciation and amortization
Film assets		$ 13,249	$ 10,661
Property, plant and equipment:
Equipment supporting joint revenue sharing arrangements		16,639	16,784
Other property, plant and equipment	[1]	7,055	7,176
Other intangible assets	[2]	4,394	4,509
Other assets	[3]	1,326	1,440
Depreciation and amortization		$ 42,663	$ 40,570

[1] Includes the amortization of laser projection systems, camera, and lens upgrades recorded in Research and Development on the Condensed Consolidated Statement of Operations of $0.6 million in the nine months ended September 30, 2022 (2021 — $0.6 million).

[2] Includes the amortization of licenses and intellectual property recorded in Research and Development on the Condensed Consolidated Statement of Operations of $1.0 million in the nine months ended September 30, 2022 (2021 — $1.0 million).

[3] Includes the amortization of lessee incentives provided by the Company to its customers under joint revenue sharing arrangements.