Supplemental Detail for Certain Components of Consolidated Balance Sheets (Details 2) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Other assets, net
Notes receivable issued in connection with property sales	$ 18,981	$ 19,078
Prepaid expenses	14,023	11,674
Impounds related to mortgages payable	5,835	5,555
Corporate assets, net	1,301	1,259
Restricted escrow deposits	460	10,158
Loans receivable		48,844
Other items	3,914	2,096
Total other assets	71,424	127,133
Note
Other assets, net
Deferred financing costs, net	19,182	19,856
Credit Facility
Other assets, net
Deferred financing costs, net	6,377	7,146
Mortgages
Other assets, net
Deferred financing costs, net	1,118	1,219
Term loan
Other assets, net
Deferred financing costs, net	$ 233	$ 248