Notes Payable (Liberty Theaters Term Loan) (Narrative) (Details) (US Liberty Theaters Term Loans [Member], USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
US Liberty Theaters Term Loans [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	$ 7,100,000
Line of credit facility, term	5 years
Interest rate	6.20%	6.20%
Deferred financing costs	527,000
Maturity date	Apr. 01, 2013
Line of credit facility, amount outstanding	$ 6,400,000