Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Capital Stock [Member]	Other Equity [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive (Loss) Income [Member]	Non-controlling Interests [Member]	Statutory Surplus Reserve [Member]
Balance, beginning of period at Dec. 31, 2020		$ 407,020	$ 188,845	$ (202,849)	$ 988
Movement of Shareholders' Equity
Employee stock options exercised, net of shares withheld for employee tax obligations		824
Amortization of share-based payment expense - stock options			391
Amortization of share-based payment expense - restricted share units			3,486
Amortization of share-based payment expense - performance stock units			1,087
Restricted share units vested		6,885	(10,318)
Purchase of capped calls related to convertible notes			(19,067)
Grant date fair value of stock options exercised		253	(253)
Net loss attributable to common shareholders	$ (14,840)			(14,840)
Other comprehensive income (loss), net of tax	(2,100)				(1,447)
Balance, end of period at Mar. 31, 2021		414,982	164,171	(217,689)	(459)
Balance, beginning of period at Dec. 31, 2020						$ 70,004
Movement of Shareholders' Equity
Net income (loss) attributable to non-controlling interests	4,340					4,349
Other comprehensive income (loss), net of tax						(653)
Share-based compensation attributable to non-controlling interests						(3)
Balance, end of period at Mar. 31, 2021						73,697
Movement of Shareholders' Equity
Total shareholders' equity	434,702
Total shareholders' equity	429,614
Balance, beginning of period at Dec. 31, 2021	356,083	409,979	174,620	(234,975)	2,527		$ 3,932
Movement of Shareholders' Equity
Amortization of share-based payment expense - stock options			231
Amortization of share-based payment expense - restricted share units			4,350
Amortization of share-based payment expense - performance stock units			1,854
Restricted share units vested		9,045	(12,600)
Common shares repurchased and retired		(3,662)		(2,610)
Change in ownership interest related to IMAX China common share repurchases			(543)			(1,301)
Net loss attributable to common shareholders	(13,609)			(13,609)
Other comprehensive income (loss), net of tax	868				701
Balance, end of period at Mar. 31, 2022	339,240	$ 415,362	$ 167,912	$ (251,194)	$ 3,228		$ 3,932
Balance, beginning of period at Dec. 31, 2021	73,531					73,531
Movement of Shareholders' Equity
Net income (loss) attributable to non-controlling interests	1,659					1,656
Other comprehensive income (loss), net of tax						167
Share-based compensation attributable to non-controlling interests						28
Balance, end of period at Mar. 31, 2022	74,081					$ 74,081
Movement of Shareholders' Equity
Total shareholders' equity	$ 413,321