Notes Payable (Summary Of Notes Payable) (Details) In Thousands, unless otherwise specified			9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended		9 Months Ended		12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended	9 Months Ended	12 Months Ended		9 Months Ended	12 Months Ended
	Sep. 30, 2014 USD ($)	Dec. 31, 2013 USD ($)	Sep. 30, 2014 Trust Preferred Securities [Member] USD ($)	Dec. 31, 2013 Trust Preferred Securities [Member] USD ($)	Sep. 30, 2014 Australian NAB Corporate Term Loan [Member] USD ($)	Dec. 31, 2013 Australian NAB Corporate Term Loan [Member] USD ($)	Sep. 30, 2014 Australian Shopping Center Loans [Member] USD ($)	Dec. 31, 2013 Australian Shopping Center Loans [Member] USD ($)	Sep. 30, 2014 New Zealand Corporate Credit Facility [Member] USD ($)	Sep. 30, 2014 New Zealand Corporate Credit Facility [Member] NZD	Dec. 31, 2013 New Zealand Corporate Credit Facility [Member] USD ($)	Sep. 30, 2014 US Bank Of America Revolver [Member] USD ($)	Dec. 31, 2013 US Bank Of America Revolver [Member] USD ($)	Sep. 30, 2014 US Cinema 1, 2, 3 Term Loan [Member] USD ($)	Dec. 31, 2013 US Cinema 1, 2, 3 Term Loan [Member] USD ($)	Sep. 30, 2014 Minetta And Orpheum Theaters Loan [Member] USD ($)	Dec. 31, 2013 Minetta And Orpheum Theaters Loan [Member] USD ($)	Jun. 30, 2013 Minetta And Orpheum Theaters Loan [Member] USD ($)	Sep. 30, 2014 US Union Square Theatre Term Loan [Member] USD ($)	Dec. 31, 2013 US Union Square Theatre Term Loan [Member] USD ($)
Debt Instrument [Line Items]
Interest Rate			4.23%	4.24%	5.07%	5.09%			5.50%	5.50%	4.80%	2.65%	2.67%	3.65%	5.21%	2.90%	2.91%		5.92%	5.92%
Maturity Date			Apr. 30, 2027		Jun. 30, 2019		Nov. 01, 2014		Mar. 31, 2015	Mar. 31, 2015		Oct. 31, 2017		Jul. 01, 2016		Jun. 01, 2018			May 01, 2015
Notes Payable	$ 159,656	$ 168,460	$ 27,913	$ 27,914	$ 51,111	$ 56,699	$ 45	$ 89	$ 21,806	28,000	$ 23,041	$ 29,750	$ 31,500	$ 15,000	$ 15,000	$ 7,500	$ 7,500	$ 7,500	$ 6,531	$ 6,717