Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Consolidated Statements Of Comprehensive Income [Abstract]
Net income (loss)	$ 2,357	$ 5,129	$ 260	$ 8,232
Foreign currency translation gain (loss)	(2,279)	(7,968)	(753)	(8,771)
Gain (loss) on cash flow hedges	(122)		(191)
Others	55	52	108	102
Comprehensive income (loss)	11	(2,787)	(576)	(437)
Less: net income (loss) attributable to noncontrolling interests	(37)	102	(53)	124
Less: comprehensive income (loss) attributable to noncontrolling interests	(1)	(7)		(10)
Comprehensive income (loss) attributable to Reading International, Inc.	$ 49	$ (2,882)	$ (523)	$ (551)