Real Estate And Loans Receivable (Summary Of Loans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, Balance	$ 239,839	$ 215,985
Mortgage Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, Balance	165,000	165,000
Loans, Weighted Average Interest Rate	10.20%	10.00%
Other Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans, Balance	$ 74,839	$ 50,985
Loans, Weighted Average Interest Rate	10.50%	10.80%