Condensed Consolidated Statements Of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Condensed Consolidated Statements Of Comprehensive Income (Loss) [Abstract]
Net income (loss)	$ 224	$ 17,613	$ 113	$ 15,366
Foreign currency translation gain (loss)	(3,206)	8,782	789	11,437
Realized (gain) loss on available for sale investments		(23)	(109)	(23)
Unrealized gain (loss) on available for sale investments	3	(219)	102	106
Amortization of pension prior service costs	76	82	152	164
Comprehensive income (loss)	(2,903)	26,235	1,047	27,050
Net income (loss) attributable to noncontrolling interest	15	(181)	(116)	(414)
Comprehensive income (loss) attributable to noncontrolling interest	9	(17)	4	(24)
Comprehensive income (loss) attributable to Reading International, Inc.	$ (2,879)	$ 26,037	$ 935	$ 26,612