Consolidated Statements Of Stockholders' Equity - USD ($) $ in Thousands	Common Shares [Member] Class A [Member]	Common Shares [Member] Class B [Member]	Treasury Shares [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Reading International Inc. Stockholders' Equity [Member]	Additional Paid-In Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Noncontrolling Interests [Member]	Class A [Member]	Class B [Member]	Total
Balance at Dec. 31, 2019	$ 231	$ 17		$ 5,589	$ 135,349	$ 148,602	$ 20,647	$ 4,267			$ 139,616
Balance, shares at Dec. 31, 2019	20,103,000	1,680,000	(39,737,000)
Net income (loss)					(65,200)		(65,200)	(657)			(65,857)
Other comprehensive income, net				6,913	6,913			(11)			6,902
Share-based compensation expense					1,421	1,421					1,421
Share-based compensation expense, shares	75,000		(670,000)
Share repurchase plan					(670)						(670)
Restricted Stock Units					(44)	(44)					(44)
Restricted Stock Units, shares	41,000
Contributions from noncontrolling stockholders								55			55
Distributions to noncontrolling stockholders								(250)			(250)
Balance at Dec. 31, 2020	$ 231	$ 17		12,502	77,769	149,979	(44,553)	3,404			81,173
Balance, shares at Dec. 31, 2020	20,069,000	1,680,000	(40,407,000)
Net income (loss)					31,921		31,921	2,893			34,814
Other comprehensive income, net				(7,620)	(7,620)			1			(7,619)
Share-based compensation expense					2,152	2,152					2,152
Restricted Stock Units	$ 2				(148)	(150)					(148)
Restricted Stock Units, shares	191,000
Contributions from noncontrolling stockholders								3			3
Distributions to noncontrolling stockholders								(5,315)			(5,315)
Balance at Dec. 31, 2021	$ 233	$ 17	$ (40,407)	4,882	104,074	151,981	(12,632)	986			105,060
Balance, shares at Dec. 31, 2021	20,260,000	1,680,000							20,262,390	1,680,590
Net income (loss)					(36,184)		(36,184)	(476)			(36,660)
Other comprehensive income, net				(6,839)	(6,839)			(4)			(6,843)
Share-based compensation expense					1,888	1,888					1,888
Restricted Stock Units	$ 2				(83)	(85)					(83)
Restricted Stock Units, shares	150,000
Contributions from noncontrolling stockholders								4			4
Distributions to noncontrolling stockholders								(87)			(87)
Balance at Dec. 31, 2022	$ 235	$ 17		$ (1,957)	$ 62,856	$ 153,784	$ (48,816)	$ 423			$ 63,279
Balance, shares at Dec. 31, 2022	20,410,000	1,680,000	(40,407,000)						20,412,185	1,680,590