Noncontrolling Interests (Summary Of Changes In Controlling And Noncontrolling Stockholders’ Equity) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Noncontrolling Interest [Line Items]
Balance	[1]			$ 137,196
Net income (loss)		$ 2,922	$ 16,006	5,149	$ 19,108
Distributions to noncontrolling stockholders				(124)	(96)
Accumulated other comprehensive income (loss)		10	3	(6)	(22)
Balance		146,976		146,976
Reading International Inc. Stockholders Equity [Member]
Noncontrolling Interest [Line Items]
Balance				132,865	127,686
Net income (loss)				5,199	19,115
Increase in additional paid in capital				340	1,153
Treasury stock purchased					(3,795)
Contributions from noncontrolling stockholders - SHP
Distributions to noncontrolling stockholders
Accumulated other comprehensive income (loss)				4,326	(13,944)
Balance		142,730	130,215	142,730	130,215
Noncontrolling Stockholders' Equity [Member]
Noncontrolling Interest [Line Items]
Balance				4,331	4,612
Net income (loss)				(50)	(7)
Increase in additional paid in capital
Treasury stock purchased
Contributions from noncontrolling stockholders - SHP				84	17
Distributions to noncontrolling stockholders				(125)	(96)
Accumulated other comprehensive income (loss)				6	(22)
Balance		4,246	4,504	4,246	4,504
Total Stockholders' Equity [Member]
Noncontrolling Interest [Line Items]
Balance				137,196	132,298
Net income (loss)				5,149	19,108
Increase in additional paid in capital				340	1,153
Treasury stock purchased					(3,795)
Contributions from noncontrolling stockholders - SHP				84	17
Distributions to noncontrolling stockholders				(125)	(96)
Accumulated other comprehensive income (loss)				4,332	(13,966)
Balance		$ 146,976	$ 134,719	$ 146,976	$ 134,719

[1] Certain prior period amounts have been reclassified to conform to the current period presentation (see Note 1 - The Company and Basis of Presentation - Reclassifications)