Earnings (Loss) Per Share (Calculation Of Earnings (Loss) Per Share) (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Earnings (Loss) Per Share [Abstract]
Net loss from continuing operations	$ (215)	$ (668)
Net loss attributable to Reading International, Inc. common shareholders	$ (215)	$ (668)
Loss from continuing operations	$ (0.01)	$ (0.03)
Basic loss per share attributable to Reading International, Inc. shareholders	$ (0.01)	$ (0.03)
Loss from continuing operations	$ (0.01)	$ (0.03)
Diluted loss per share attributable to Reading International, Inc. shareholders	$ (0.01)	$ (0.03)
Weighted average shares of common stock – basic	23,490,563	23,263,010
Weighted average shares of common stock – dilutive	23,490,563	23,263,010