Notes Payable (Sutton Hill Capital Note) (Narrative) (Details) (USD $)	0 Months Ended
	Jun. 18, 2013	Dec. 31, 2013
Sutton Hill Capital, LLC [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 2,250,000
Ownership percentage by parent		75.00%
Reading International Inc. [Member]
Debt Instrument [Line Items]
Repayment of debt	6,750,000
US Sutton Hill Capital Note - Related Party [Member]
Debt Instrument [Line Items]
Repayment of debt	$ 9,000,000