Discontinued Operations (Operating Results Relating To Assets Disposed) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Rental revenue	$ 0	$ 1,050	$ 0	$ 5,053
Tenant reimbursements	0	62	0	2,408
Discontinued Operation, Amount of Other Income (Loss) from Disposition of Discontinued Operation, Net of Tax	0	0	0	0
Mortgage and other financing income	0	21	21	61
Total revenue	0	1,133	21	7,522
Property operating expense	(87)	143	(82)	3,068
Other expense	44	64	135	132
Costs associated with loan refinancing or payoff	0	0	0	1,049
Interest expense, net	0	0	(12)	100
Impairment charges	0	9,958	4,648	11,758
Depreciation and amortization	102	360	277	2,556
Loss before gain on sale or acquisition of real estate	(59)	(9,392)	(4,945)	(11,141)
Gain on sale or acquisition of real estate	438	0	720	18,293
Net income	379	(9,392)	(4,225)	7,152
Toronto Dundas Square and Pope Valley Winery [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain on sale or acquisition of real estate			282
Pope Valley and Buena Vista [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment charges			4,600
Buena Vista Winery & Vineyards [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment charges			3,800
Gain on sale or acquisition of real estate			$ 0