Consolidated Statements Of Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Revenue
Revenue	$ 61,551	$ 75,872
Costs and Expenses
Depreciation and amortization	(5,594)	(5,250)
General and administrative	(6,484)	(7,597)
Total costs and expenses	(62,852)	(70,179)
Operating income (loss)	(1,301)	5,693
Interest expense, net	(1,852)	(1,594)
Other income (expense)	(20)	(82)
Income (loss) before income tax expense and equity earnings of unconsolidated joint ventures	(3,173)	4,017
Equity earnings of unconsolidated joint ventures	34	257
Income (loss) before income taxes	(3,139)	4,274
Income tax benefit (expense)	1,042	(1,170)
Net income (loss)	(2,097)	3,104
Less: Net income (loss) attributable to noncontrolling interests	(16)	22
Net income (loss) attributable to Reading International, Inc. common shareholders	$ (2,081)	$ 3,082
Basic earnings (loss) per share attributable to RDI common stockholders	$ (0.09)	$ 0.13
Diluted earnings (loss) per share attributable to RDI common stockholders	$ (0.09)	$ 0.13
Weighted average number of shares outstanding-basic	22,920,486	22,967,237
Weighted average number of shares outstanding-diluted	23,124,106	23,132,989
Cinema [Member]
Revenue
Revenue	$ 57,986	$ 72,255
Costs and Expenses
Total costs and expenses	(48,329)	(54,948)
Real Estate [Member]
Revenue
Revenue	3,565	3,617
Costs and Expenses
Total costs and expenses	$ (2,445)	$ (2,384)