Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2017	Aug. 07, 2017
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Jun. 30, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q2
Entity Registrant Name	READING INTERNATIONAL INC
Trading Symbol	rdi
Entity Central Index Key	0000716634
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Class A [Member]
Entity Common Stock, Shares Outstanding		21,377,070
Class B [Member]
Entity Common Stock, Shares Outstanding		1,680,590