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Investments In Unconsolidated Entities (Summary Schedule Of Joint Ventures) (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Equity Method Investments and Joint Ventures [Abstract]    
Investments in joint ventures with debt non-recourse to Company $ 26,362 $ 11,155
Investments in other active joint ventures 18,644 34,474
Total investments in unconsolidated entities 45,006 45,629
Total joint venture debt 10,104 6,915
Company proportionate share of joint venture debt:    
Joint venture debt with limited recourse guaranties 955 769
Joint venture debt non-recourse to Company 2,065 826
Company's total proportionate share of joint venture debt $ 3,020 $ 1,595