Consolidated Statements Of Stockholders' Equity - USD ($) $ in Thousands	Common Shares [Member] Class A [Member]	Common Shares [Member] Class B [Member]	Additional Paid-In Capital [Member]	Retained Earnings (Accumulated Deficit) [Member]	Treasury Shares [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Reading International Inc. Stockholders' Equity [Member]	Noncontrolling Interests [Member]	Class A [Member]	Class B [Member]	Total
Balance at Dec. 31, 2021	$ 233	$ 17	$ 151,981	$ (12,632)	$ (40,407)	$ 4,882	$ 104,074	$ 986			$ 105,060
Balance, shares at Dec. 31, 2021	20,260,000	1,680,000
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		(85)				(83)				(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	153,783	(48,816)	(40,407)	(1,957)	62,856	423			63,279
Balance, shares at Dec. 31, 2022	20,410,000	1,680,000
Net income (loss)				(30,673)			(30,673)	(512)			(31,185)
Other comprehensive income, net						(716)	(716)	(1)			(717)
Share-based compensation expense			1,864				1,864				1,864
Restricted Stock Units	$ 2		(245)				(243)				(243)
Restricted Stock Units, shares	254,000
Balance at Dec. 31, 2023	$ 237	$ 17	155,402	(79,489)	(40,407)	(2,673)	33,087	(91)			32,996
Balance, shares at Dec. 31, 2023	20,664,000	1,680,000							20,666,516	1,680,590
Net income (loss)				(35,301)			(35,301)	(597)			(35,898)
Other comprehensive income, net						(4,500)	(4,500)	(9)			(4,509)
Share-based compensation expense			2,356				2,356				2,356
Restricted Stock Units	$ 1		(7)				(6)				(6)
Restricted Stock Units, shares	79,000
Contributions from noncontrolling stockholders								271			271
Balance at Dec. 31, 2024	$ 238	$ 17	$ 157,751	$ (114,790)	$ (40,407)	$ (7,173)	$ (4,364)	$ (426)			$ (4,790)
Balance, shares at Dec. 31, 2024	20,743,000	1,680,000							20,745,594	1,680,590