Income Taxes (Details 2) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Deferred tax assets (liabilities) for the taxable REIT subsidiaries
Investments in Joint Ventures	$ 15	$ 47
Fixed assets	0	1,863
Prepaid rent	45	71
Restricted stock	43	99
Capitalized Interest	0	626
Impairment of Real Estate	5,683	10,196
Foreign net operating loss carrying forward	828	706
Valuation Allowance	(5,078)	(9,301)	1,299
Other	483	569
Total Deferred Tax Assets, net of allowance	2,019	4,876
Straight line rent	(85)	(510)
Fixed assets	(1,946)	(3,397)
Other	(108)	(106)
Total deferred tax liabilities	(2,139)	(4,013)
Total net deferred tax (liability )asset	$ (120)	$ 863	$ 776