Consolidated Statements Of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue
Revenue	$ 70,456	$ 74,261	$ 208,102	$ 234,395
Costs and expenses
Depreciation and amortization	(5,704)	(5,829)	(16,870)	(16,705)
General and administrative	(5,908)	(6,489)	(18,426)	(21,250)
Total costs and expenses	(67,546)	(69,722)	(200,677)	(215,546)
Operating income (loss)	2,910	4,539	7,425	18,849
Interest expense, net	(1,871)	(1,748)	(5,924)	(5,132)
Gain (loss) on sale of assets	(1)		(1)
Other income (expense)	141	(130)	190	(273)
Income (loss) before income tax expense and equity earnings of unconsolidated joint ventures	1,179	2,661	1,690	13,444
Equity earnings of unconsolidated joint ventures	220	80	581	667
Income (loss) before income taxes	1,399	2,741	2,271	14,111
Income tax benefit (expense)	(547)	(1,482)	(1,159)	(4,618)
Net income (loss)	852	1,259	1,112	9,493
Less: net income (loss) attributable to noncontrolling interests	(50)	(38)	(103)	88
Net income (loss) attributable to Reading International, Inc. common shareholders	$ 902	$ 1,297	$ 1,215	$ 9,405
Basic earnings (loss) per share attributable to RDI common stockholders	$ 0.04	$ 0.06	$ 0.05	$ 0.41
Diluted earnings (loss) per share attributable to RDI common stockholders	$ 0.04	$ 0.06	$ 0.05	$ 0.41
Weighted average number of shares outstanding-basic	22,546,827	23,006,040	22,791,530	22,988,227
Weighted average number of shares outstanding-diluted	22,688,230	23,197,924	22,952,838	23,185,021
Cinema [Member]
Revenue
Revenue	$ 66,733	$ 70,671	$ 197,101	$ 223,109
Costs and expenses
Total costs and expenses	(53,709)	(54,929)	(158,273)	(170,183)
Real Estate [Member]
Revenue
Revenue	3,723	3,590	11,001	11,286
Costs and expenses
Total costs and expenses	$ (2,225)	$ (2,475)	$ (7,108)	$ (7,408)