Schedule III - Real Estate and Accumulated Depreciation Table 4 (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Real Estate and Accumulated Depreciation [Line Items]
Real estate accumulated depreciation excluding furniture fixtures and equipment	$ 83,137	$ 76,028	$ 60,307
Real Estate Accumulated Depreciation Depreciation Expense Excluding Furniture Fixtures And Equipment	16,054	17,194	19,520
Real Estate Accumulated Depreciation Real Estate Sold Excluding Furniture Fixtures And Equipment	(16,763)	(10,085)	(3,799)
Real estate accumulated depreciation excluding furniture fixtures and equipment	$ 82,428	$ 83,137	$ 76,028