Discontinued Operations (Operating Results Relating To Assets Disposed) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Rental revenue	$ 0	$ 167	$ 0	$ 5,219
Tenant reimbursements	0	0	0	2,409
Mortgage and other financing income	0	21	21	82
Total revenue	0	188	21	7,710
Property operating expense	3	28	(79)	3,097
Other expense	32	61	167	194
Costs associated with loan refinancing or payoff	0	0	0	1,049
Interest expense, net	0	0	(12)	99
Impairment charges	0	0	4,648	11,758
Depreciation and amortization	0	175	277	2,730
Loss before gain on sale or acquisition of real estate	(35)	(79)	(4,980)	(11,220)
Gain on sale or acquisition of real estate	0	16	720	18,309
Net income	(35)	(63)	(4,260)	7,089
Transaction Costs Discontinued Operations	0	3	0	3
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