Condensed Consolidated Statements of Cash Flows Supplemental Information - Summary of Depreciation and Amortization (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021
Summary of Depreciation and amortization
Film assets		$ 3,178	$ 2,494
Property, plant and equipment:
Equipment supporting joint revenue sharing arrangements		5,548	5,743
Other property, plant and equipment		2,028	2,476
Other intangible assets	[1]	1,532	1,471
Other assets	[2]	455	494
Depreciation and amortization		$ 12,741	$ 12,678

[1] Includes the amortization of licenses and intellectual property recorded in Research and Development on the Condensed Consolidated Statement of Operations of $0.3 million in the three months ended March 31, 2022 (2021 — $0.3 million).

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